3512 Industrial Engine 49Y00926-UP BASIC ENGINE Caterpillar SIS

INDUSTRIAL ENGINE 3512 INDUSTRIAL ENGINE 49Y
3512 Industrial Engine 49Y00926-UP SEBP2965 3512 49Y (1980)

Parts group 3512:

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BASIC ENGINE

AIR COMPRESSOR GP

122-8966 AIR COMPRESSOR GP
S/N 49Y1195-UP
PART OF 8N-8360 AIR COMPRESSOR GP
FIELD REPLACEMENT ORDER @@@@@126-6110@@@@@
AN ATTACHMENT

126-6110 AIR COMPRESSOR GP

126-6110 AIR COMPRESSOR GP
PART OF 8N-8360 AIR COMPRESSOR GP
FIELD REPLACEMENT FOR @@@@@122-8966@@@@@
AN ATTACHMENT

140-7740 AIR COMPRESSOR GP

140-7740 AIR COMPRESSOR GP
AN ATTACHMENT

144-0742 AIR COMPRESSOR GP

144-0742 AIR COMPRESSOR GP
S/N 49Y926-1181
PART OF 8N-8360 AIR COMPRESSOR GP
AN ATTACHMENT

1W-8924 AIR COMPRESSOR GP

1W-8924 AIR COMPRESSOR GP
PART OF 140-7740 AIR COMPRESSOR GP
AN ATTACHMENT

2W-0582 AIR COMPRESSOR GP

2W-0582 AIR COMPRESSOR GP
PART OF 1W-8924 AIR COMPRESSOR GP
AN ATTACHMENT

8N-8360 AIR COMPRESSOR GP

8N-8360 AIR COMPRESSOR GP
S/N 49Y926-1181
12 CU. FT./MIN. BELT DRIVEN
FOR USE WITH UPPER LH ACCESSORY DRIVE
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-8360 AIR COMPRESSOR GP

8N-8360 AIR COMPRESSOR GP
S/N 49Y1182-1194
12 CU. FT./MIN. BELT DRIVEN
FOR USE WITH UPPER LH ACCESSORY DRIVE
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-8360 AIR COMPRESSOR GP

8N-8360 AIR COMPRESSOR GP
S/N 49Y1195-UP
12 CU. FT./MIN. BELT DRIVEN
FOR USE WITH UPPER LH ACCESSORY DRIVE
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

4N-9680 GOVERNOR GP-AIR COMPRESSOR

4N-9680 GOVERNOR GP-AIR COMPRESSOR
PART OF 1W-8924 AIR COMPRESSOR GP
AN ATTACHMENT

BARRING GP

257-2143 BARRING & MOUNTING GP

257-2143 BARRING & MOUNTING GP -RH
AN ATTACHMENT

253-2468 BARRING GP

253-2468 BARRING GP -RH
AN ATTACHMENT

5R-7425 BARRING GP

5R-7425 BARRING GP -LH
AN ATTACHMENT

CAMSHAFT GP

7W-1255 CAMSHAFT GP

7W-1255 CAMSHAFT GP

CLUTCH GP

3N-4128 CLUTCH AS

3N-4128 CLUTCH AS
PART OF 3N-4130 CLUTCH GP
AN ATTACHMENT

3N-4130 CLUTCH GP

3N-4130 CLUTCH GP
PART OF 7W-0282 POWER TAKE-OFF GP
AN ATTACHMENT

COUPLING GP

9Y-7612 COUPLING GP-AUXILIARY DRIVE

9Y-7612 COUPLING GP-AUXILIARY DRIVE
FOR USE WITH 2-SIDED FRONT HOUSING
AN ATTACHMENT

103-6226 COUPLING GP-FLEXIBLE

103-6226 COUPLING GP-FLEXIBLE
FOR USE WITH THE REAR ENGINE OF A TANDEM POWER UNIT
AN ATTACHMENT

243-7111 COUPLING GP-FLEXIBLE

243-7111 COUPLING GP-FLEXIBLE
AN ATTACHMENT

247-0308 COUPLING GP-FLEXIBLE

247-0308 COUPLING GP-FLEXIBLE -GENERATOR
72-SHORE HARDNESS. 18000-SERIES
PART OF 268-6475 COUPLING GP-FLEXIBLE
AN ATTACHMENT

268-6475 COUPLING GP-FLEXIBLE

268-6475 COUPLING GP-FLEXIBLE -GENERATOR
AN ATTACHMENT

5N-3765 COUPLING GP-FLEXIBLE

5N-3765 COUPLING GP-FLEXIBLE -VISCOUS DAMPENED
AN ATTACHMENT

9Y-7201 COUPLING GP-FLEXIBLE

9Y-7201 COUPLING GP-FLEXIBLE
REPLACED BY @@@@@243-7111@@@@@
AN ATTACHMENT

3N-8647 FASTENER GP-COUPLING

3N-8647 FASTENER GP-COUPLING
AN ATTACHMENT

3N-5765 GUARD GP-COUPLING

3N-5765 GUARD GP-COUPLING -FLYWHEEL
PART OF 103-6226 COUPLING GP-FLEXIBLE
AN ATTACHMENT

3N-5765 GUARD GP-COUPLING

3N-5765 GUARD GP-COUPLING -FLYWHEEL
S/N 49Y1200-UP
AN ATTACHMENT

3N-5596 HUB-FLEXIBLE COUPLING

3N-5596 HUB-FLEXIBLE COUPLING
AN ATTACHMENT

CRANKSHAFT GP

8N-7103 CRANKSHAFT GP

8N-7103 CRANKSHAFT GP
S/N 49Y926-959

8N-7103 CRANKSHAFT GP

8N-7103 CRANKSHAFT GP
S/N 49Y960-UP

7W-3813 SEAL GP-CRANKSHAFT

7W-3813 SEAL GP-CRANKSHAFT

CYLINDER BLOCK GP

349-6233 BRACKET GP-MOUNTING

349-6233 BRACKET GP-MOUNTING
FOR USE WITH JACKET WATER HEATER LINES
AN ATTACHMENT

8N-9640 COVER GP-CYLINDER BLOCK

8N-9640 COVER GP-CYLINDER BLOCK -CENTRAL STRUCTURE

100-8026 CYLINDER BLOCK AS

100-8026 CYLINDER BLOCK AS
S/N 49Y926-1198
PART OF 115-3504, 115-3505, 240-6650 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@115-5154@@@@@

106-2779 CYLINDER BLOCK AS

106-2779 CYLINDER BLOCK AS
PART OF 115-5154 CYLINDER BLOCK GP

350-1392 CYLINDER BLOCK AS

350-1392 CYLINDER BLOCK AS
S/N 49Y1199-UP
PART OF 353-3970 CYLINDER BLOCK GP

350-1413 CYLINDER BLOCK AS

350-1413 CYLINDER BLOCK AS
S/N 49Y1199-UP
PART OF 240-6650, 350-5219 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@353-3970@@@@@, 36- 7N-2046 SEAL-O-RING, 12-211-7826 LINER-CYLINDER BLOCK, 12-352-6061 SEAL-LINER

115-3504 CYLINDER BLOCK GP

115-3504 CYLINDER BLOCK GP
S/N 49Y926-978

115-3505 CYLINDER BLOCK GP

115-3505 CYLINDER BLOCK GP
S/N 49Y979-1030

115-5154 CYLINDER BLOCK GP

115-5154 CYLINDER BLOCK GP
FIELD REPLACEMENT FOR @@@@@100-8026@@@@@

240-6650 CYLINDER BLOCK GP

240-6650 CYLINDER BLOCK GP
S/N 49Y1031-1198

240-6650 CYLINDER BLOCK GP

240-6650 CYLINDER BLOCK GP
S/N 49Y1199-1211

350-5219 CYLINDER BLOCK GP

350-5219 CYLINDER BLOCK GP
S/N 49Y1212-UP

353-3970 CYLINDER BLOCK GP

353-3970 CYLINDER BLOCK GP
S/N 49Y1199-UP
FIELD REPLACEMENT FOR @@@@@350-1413@@@@@
FOR USE WITH 339-4950 SEAL-LINER, 8N-4707 BAND-FILLER

123-8206 LINER-CYLINDER BLOCK

123-8206 LINER-CYLINDER BLOCK
FOR USE WITH CYLINDER BLOCKS WHEN A WEAR STEP EXISTS AND REDECKING IS NOT AN OPTION
FIELD INSTALLATION

105-4656 SEAL AS-WATER

105-4656 SEAL AS-WATER
PROVIDES A POSITIVE WATER SEAL IN THE HEAD TO BLOCK JOINT
FIELD INSTALLATION

105-4657 SEAL AS-WATER

105-4657 SEAL AS-WATER
PROVIDES A POSITIVE WATER SEAL IN THE HEAD TO BLOCK JOINT
FIELD INSTALLATION

358-1394 VALVE GP-EXPLOSION RELIEF

358-1394 VALVE GP-EXPLOSION RELIEF -CRANKCASE
AN ATTACHMENT

8N-8510 VALVE GP-EXPLOSION RELIEF

8N-8510 VALVE GP-EXPLOSION RELIEF -CRANKCASE
AN ATTACHMENT

7W-5949 INSERT-LINER SEAT

7W-5949 INSERT-LINER SEAT
FIELD INSTALLATION

CYLINDER HEAD GP

131-0410 CYLINDER HEAD AS

131-0410 CYLINDER HEAD AS
PART OF 131-0424, 156-9140 CYLINDER HEAD AS, 4P-9123, 4W-9560 CYLINDER HEAD GP
FIELD REPLACEMENT ORDER @@@@@131-0424@@@@@, @@@@@156-9140@@@@@, @@@@@172-0839@@@@@
ALSO AN ATTACHMENT

131-0424 CYLINDER HEAD AS

131-0424 CYLINDER HEAD AS
S/N 49Y926-945
FIELD REPLACEMENT FOR 131-0410 CYLINDER HEAD AS

156-9140 CYLINDER HEAD AS

156-9140 CYLINDER HEAD AS
S/N 49Y926-945
FIELD REPLACEMENT FOR @@@@@131-0410@@@@@

172-0834 CYLINDER HEAD AS

172-0834 CYLINDER HEAD AS
S/N 49Y946-UP
PART OF 242-5327 CYLINDER HEAD AS, 172-0835, 239-0690, 335-6218 CYLINDER HEAD GP
FIELD REPLACEMENT ORDER @@@@@172-0839@@@@@, @@@@@242-5327@@@@@

172-0838 CYLINDER HEAD AS

172-0838 CYLINDER HEAD AS
S/N 49Y926-1031

172-0839 CYLINDER HEAD AS

172-0839 CYLINDER HEAD AS
FIELD REPLACEMENT FOR @@@@@131-0410@@@@@, @@@@@172-0834@@@@@

242-5326 CYLINDER HEAD AS

242-5326 CYLINDER HEAD AS
FIELD REPLACEMENT FOR @@@@@172-0836@@@@@

242-5327 CYLINDER HEAD AS

242-5327 CYLINDER HEAD AS
S/N 49Y1032-UP
FIELD REPLACEMENT FOR @@@@@172-0834@@@@@

172-0835 CYLINDER HEAD GP

172-0835 CYLINDER HEAD GP
S/N 49Y946-1031
PART OF 4W-0095 CYLINDER HEAD GP

172-0836 CYLINDER HEAD GP

172-0836 CYLINDER HEAD GP
PART OF 172-0838, 242-5326 CYLINDER HEAD AS, 203-2144, 239-0692, 338-8671, 365-9491 CYLINDER HEAD GP
FIELD REPLACEMENT ORDER @@@@@172-0838@@@@@, @@@@@242-5326@@@@@
AN ATTACHMENT

203-2144 CYLINDER HEAD GP

203-2144 CYLINDER HEAD GP
S/N 49Y926-1031
PART OF 203-2170 CYLINDER HEAD GP
AN ATTACHMENT

203-2170 CYLINDER HEAD GP

203-2170 CYLINDER HEAD GP
S/N 49Y926-1031
AN ATTACHMENT

203-2170 CYLINDER HEAD GP

203-2170 CYLINDER HEAD GP
S/N 49Y1032-1166
AN ATTACHMENT

203-2170 CYLINDER HEAD GP

203-2170 CYLINDER HEAD GP
S/N 49Y1167-UP
AN ATTACHMENT

239-0690 CYLINDER HEAD GP

239-0690 CYLINDER HEAD GP
S/N 49Y1032-UP
PART OF 4W-0095 CYLINDER HEAD GP

239-0692 CYLINDER HEAD GP

239-0692 CYLINDER HEAD GP
S/N 49Y1032-1166
PART OF 203-2170 CYLINDER HEAD GP
FIELD REPLACEMENT ORDER @@@@@338-8671@@@@@
AN ATTACHMENT

335-6218 CYLINDER HEAD GP

335-6218 CYLINDER HEAD GP
S/N 49Y1153-UP
PART OF 350-5209, 4W-0095 CYLINDER HEAD GP
FOR USE WITH @@@@@452-9918@@@@@

338-8671 CYLINDER HEAD GP

338-8671 CYLINDER HEAD GP
S/N 49Y1167-UP
PART OF 203-2170 CYLINDER HEAD GP
FIELD REPLACEMENT FOR @@@@@239-0692@@@@@
AN ATTACHMENT

350-5209 CYLINDER HEAD GP

350-5209 CYLINDER HEAD GP
S/N 49Y1212-UP

365-9491 CYLINDER HEAD GP

365-9491 CYLINDER HEAD GP
PART OF 365-9492 CYLINDER HEAD GP
AN ATTACHMENT

365-9492 CYLINDER HEAD GP

365-9492 CYLINDER HEAD GP
AN ATTACHMENT

4P-9122 CYLINDER HEAD GP

4P-9122 CYLINDER HEAD GP
AN ATTACHMENT

4P-9123 CYLINDER HEAD GP

4P-9123 CYLINDER HEAD GP
PART OF 4P-9122 CYLINDER HEAD GP
AN ATTACHMENT

4W-0095 CYLINDER HEAD GP

4W-0095 CYLINDER HEAD GP
S/N 49Y926-945

4W-0095 CYLINDER HEAD GP

4W-0095 CYLINDER HEAD GP
S/N 49Y946-1031

4W-0095 CYLINDER HEAD GP

4W-0095 CYLINDER HEAD GP
S/N 49Y1032-1152

4W-0095 CYLINDER HEAD GP

4W-0095 CYLINDER HEAD GP
S/N 49Y1153-1211

4W-9560 CYLINDER HEAD GP

4W-9560 CYLINDER HEAD GP
PART OF 4W-0095 CYLINDER HEAD GP

452-9918 KIT-CYLINDER HEAD

452-9918 KIT-CYLINDER HEAD -SINGLE CYLINDER HEAD
FOR USE WITH @@@@@335-6218@@@@@
FIELD INSTALLATION

355-0769 KIT-CYLINDER HEAD GASKET

366-6187 KIT-CYLINDER HEAD GASKET

366-6187 KIT-CYLINDER HEAD GASKET
PROVIDE A STANDARDIZED 3500 SINGLE CYLINDER HEAD KIT FOR EUI APPLICATIONS WITH BELLOWS EXHAUST 229-5332 GASKET, AND THE EARLIER VALVE BODY SEAL 117-9315. THIS KIT DOES NOT CONTAIN INJECTOR SEALS, BREATHER SEALS, VALVE STEM SEALS, OR ROCKER ARM BUTTON SEALS
FOR USE WITH @@@@@ 4W-0282@@@@@, E258- ENGINE S/N 95Y1-UP, E261- ENGINE S/N 49Y1-UP, E264- ENGINE S/N 27Z1-UP, ENGINE ARRANGEMENTS: 135-4468, 4W-0284, E301- ENGINE S/N 68Z1-UP, E304- ENGINE S/N 65Z1-UP, E307- ENGINE S/N 71Z1-UP, T403- MACHINE S/N 74Z1-UP, ENGINE ARRANGEMENTS: 147-0811, 294-9552, T534- MACHINE S/N 9YF1-UP, T834- MACHINE S/N 3TZ1-UP, RM388- MACHINE S/N 6JC1-UP, RM389- MACHINE S/N 4YC1-UP, RM413- MACHINE S/N 8GB1-UP, RM415- MACHINE S/N 9ZC1-UP, ENGINE ARRANGEMENTS: 2W-3691, 156-6250, 100-8089
FIELD INSTALLATION

105-4656 SEAL AS-WATER

105-4656 SEAL AS-WATER
PROVIDES A POSITIVE WATER SEAL IN THE HEAD TO BLOCK JOINT
FIELD INSTALLATION

105-4657 SEAL AS-WATER

105-4657 SEAL AS-WATER
PROVIDES A POSITIVE WATER SEAL IN THE HEAD TO BLOCK JOINT
FIELD INSTALLATION

DAMPER GP

100-4324 DAMPER GP

100-4324 DAMPER GP
S/N 49Y926-944
PART OF 108-1290, 8N-0339 DAMPER GP
ALSO AN ATTACHMENT

100-4325 DAMPER GP

100-4325 DAMPER GP
PART OF 7W-0284 MOUNTING GP-HYD PUMP DRIVE, 7W-0282 POWER TAKE-OFF GP
AN ATTACHMENT

108-1290 DAMPER GP

108-1290 DAMPER GP
FOR USE WITH FRONT TRUNNION
AN ATTACHMENT

125-9749 DAMPER GP

125-9749 DAMPER GP
AN ATTACHMENT

146-3740 DAMPER GP

146-3740 DAMPER GP
S/N 49Y945-UP
PART OF 8N-0339 DAMPER GP
ALSO AN ATTACHMENT

171-4571 DAMPER GP

171-4571 DAMPER GP
PART OF 125-9749 DAMPER GP, 7W-0284 MOUNTING GP-HYD PUMP DRIVE, 7W-0282 POWER TAKE-OFF GP
AN ATTACHMENT

6I-3697 DAMPER GP

6I-3697 DAMPER GP
S/N 49Y926-944
PART OF 100-4324 DAMPER GP
ALSO AN ATTACHMENT

6I-3699 DAMPER GP

6I-3699 DAMPER GP
PART OF 100-4325 DAMPER GP
FIELD REPLACEMENT ORDER @@@@@171-4571@@@@@
AN ATTACHMENT

7C-9639 DAMPER GP

7C-9639 DAMPER GP
PART OF 100-4325 DAMPER GP
FIELD REPLACEMENT ORDER @@@@@171-4571@@@@@
AN ATTACHMENT

7C-9641 DAMPER GP

7C-9641 DAMPER GP
S/N 49Y926-944
PART OF 100-4324 DAMPER GP
ALSO AN ATTACHMENT

8N-0339 DAMPER GP

8N-0339 DAMPER GP
S/N 49Y926-944
ALSO AN ATTACHMENT

8N-0339 DAMPER GP

8N-0339 DAMPER GP
S/N 49Y945-UP
ALSO AN ATTACHMENT

102-8616 GUARD GP-DAMPER

102-8616 GUARD GP-DAMPER
S/N 49Y926-1197
FOR USE WITH FRONT TRUNNION ENGINE MOUNT
AN ATTACHMENT

102-8616 GUARD GP-DAMPER

102-8616 GUARD GP-DAMPER
S/N 49Y1198-UP
FOR USE WITH FRONT TRUNNION ENGINE MOUNT
AN ATTACHMENT

6I-3143 GUARD GP-DAMPER

6I-3143 GUARD GP-DAMPER
FOR USE WITH SINGLE SIDED FRONT HOUSING AND FRONT POWER TAKE-OFF
AN ATTACHMENT

7W-6669 GUARD GP-DAMPER

7W-6669 GUARD GP-DAMPER
FOR USE WITH SINGLE SIDED FRONT HOUSING
AN ATTACHMENT

8N-9639 GUARD GP-DAMPER

8N-9639 GUARD GP-DAMPER
S/N 49Y926-1197
FOR USE WITH FRONT ACCESSORY DRIVE HOUSING
AN ATTACHMENT

8N-9639 GUARD GP-DAMPER

8N-9639 GUARD GP-DAMPER
S/N 49Y1198-UP
FOR USE WITH FRONT ACCESSORY DRIVE HOUSING
AN ATTACHMENT

DRIVE GP-ACCESSORY

8N-4263 COVER GP-ACCESSORY DRIVE

8N-4263 COVER GP-ACCESSORY DRIVE -RH
PART OF 1W-5021, 2W-8583 GOVERNOR GP
AN ATTACHMENT

8N-4266 COVER GP-ACCESSORY DRIVE

8N-4266 COVER GP-ACCESSORY DRIVE -RH
PART OF 7W-3333 GOVERNOR GP
AN ATTACHMENT

4W-6882 DRIVE GP-ACCESSORY

4W-6882 DRIVE GP-ACCESSORY
PART OF 4W-6980, 7W-7323 SHUTOFF GP-HYDROMECHANICAL
FOR USE WITH HIGH SPEED, HYDRAMECHANICAL SHUTOFF
FOR USAGE REFER TO CHART @@@@@ 7W-7326@@@@@
AN ATTACHMENT

7N-4871 DRIVE GP-ACCESSORY

7N-4871 DRIVE GP-ACCESSORY -UPPER, RH
FOR USE WITH 900-1800 RPM
CANNOT BE USED WITH RIGHT HAND GOVERNOR
ALSO AN ATTACHMENT

8N-5743 DRIVE GP-ACCESSORY

8N-5743 DRIVE GP-ACCESSORY -UPPER, LH
REVERSE ROTATION
CANNOT BE USED WITH @@@@@ 7W-1530@@@@@
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-5767 DRIVE GP-ACCESSORY

8N-5767 DRIVE GP-ACCESSORY -LOWER, LH
REVERSE ROTATION
FOR USE WITH @@@@@ 8N-5743@@@@@
CANNOT BE USED WITH @@@@@ 7W-1530@@@@@
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-9166 DRIVE GP-ACCESSORY

8N-9166 DRIVE GP-ACCESSORY -UPPER, LH
STANDARD ROTATION
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-9167 DRIVE GP-ACCESSORY

8N-9167 DRIVE GP-ACCESSORY -LOWER, LH
STANDARD ROTATION
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

DRIVE GP-AUXILIARY

9Y-7612 COUPLING GP-AUXILIARY DRIVE

9Y-7612 COUPLING GP-AUXILIARY DRIVE
FOR USE WITH 2-SIDED FRONT HOUSING
AN ATTACHMENT

209-3559 SHAFT GP-AUXILIARY DRIVE

209-3559 SHAFT GP-AUXILIARY DRIVE -UPPER FRONT, RH
AN ATTACHMENT

209-3560 SHAFT GP-AUXILIARY DRIVE

209-3560 SHAFT GP-AUXILIARY DRIVE -UPPER REAR, LH
AN ATTACHMENT

209-3561 SHAFT GP-AUXILIARY DRIVE

209-3561 SHAFT GP-AUXILIARY DRIVE -LOWER REAR, LH
AN ATTACHMENT

209-3562 SHAFT GP-AUXILIARY DRIVE

209-3562 SHAFT GP-AUXILIARY DRIVE -UPPER FRONT, LH
AN ATTACHMENT

7N-8042 SHAFT GP-AUXILIARY DRIVE

7N-8042 SHAFT GP-AUXILIARY DRIVE -LOWER FRONT, LH
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-7500 CHART-AUXILIARY DRIVE

8N-7500 CHART-AUXILIARY DRIVE
GEARS & INSTALLATION INFORMATION
AN ATTACHMENT

DRIVE GP-FAN

7N-7660 DRIVE GP-FAN

7N-7660 DRIVE GP-FAN
LOW KILOWATT
PART OF 4W-8996, 7W-5223, 7W-5224, 7W-5225, 7W-5227, 7W-5252, 7W-5253, 7W-5254, 7W-5255, 7W-5257, 7W-8138, 7W-8141, 7W-8143, 7W-8144 PULLEY GP-FAN DRIVE
AN ATTACHMENT

7W-3952 DRIVE GP-FAN

7W-3952 DRIVE GP-FAN -BLOWER
FOR USE WITH FOLDED CORE RADIATORS
AN ATTACHMENT

7W-3953 DRIVE GP-FAN

7W-3953 DRIVE GP-FAN -SUCTION
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

DRIVE GP-PUMP

7W-0284 MOUNTING GP-HYD PUMP DRIVE

7W-0284 MOUNTING GP-HYD PUMP DRIVE
Type 1
AN ATTACHMENT

7W-0284 MOUNTING GP-HYD PUMP DRIVE

7W-0284 MOUNTING GP-HYD PUMP DRIVE
Type 2
AN ATTACHMENT

FLYWHEEL GP

7C-1927 ADAPTER GP-FLYWHEEL

7C-1927 ADAPTER GP-FLYWHEEL
FOR USE WITH GE 601 GENERATOR
AN ATTACHMENT

471-0918 FLYWHEEL GP

471-0918 FLYWHEEL GP
S/N 49Y1264-UP

7C-2974 FLYWHEEL GP

7C-2974 FLYWHEEL GP
FOR USE WITH "0" FLYWHEEL HOUSING GP & STUB SHAFT
AN ATTACHMENT

7E-4707 FLYWHEEL GP

7E-4707 FLYWHEEL GP
S/N 49Y926-1044
FOR USE WITH GE LOCOMOTIVES U10B & U6B
AN ATTACHMENT

7E-4707 FLYWHEEL GP

7E-4707 FLYWHEEL GP
S/N 49Y1045-UP
FOR USE WITH GE LOCOMOTIVES U10B & U6B
AN ATTACHMENT

7N-4851 FLYWHEEL GP

7N-4851 FLYWHEEL GP
S/N 49Y926-1044

7N-4851 FLYWHEEL GP

7N-4851 FLYWHEEL GP
S/N 49Y1045-UP

7N-7784 FLYWHEEL GP

7N-7784 FLYWHEEL GP
FOR USE WITH SAE 0 FLYWHEEL HOUSING
AN ATTACHMENT

7W-0968 FLYWHEEL GP

7W-0968 FLYWHEEL GP
AN ATTACHMENT

8N-6038 FLYWHEEL GP

8N-6038 FLYWHEEL GP
PART OF 4W-1522 CONVERSION AR-ENGINE
FOR USE WITH SAE REVERSE ENGINE ROTATION
AN ATTACHMENT

8N-6439 FLYWHEEL GP

8N-6439 FLYWHEEL GP
FOR USE WITH SAE NO. 0 FLYWHEEL HOUSING ON REVERSE ENGINE ROTATION
AN ATTACHMENT

116-9856 GEAR GP-REAR

116-9856 GEAR GP-REAR

GEAR GP

8N-5768 GEAR GP-FRONT

8N-5768 GEAR GP-FRONT -RH
REVERSE ROTATION, HIGH SPEED
PART OF 4W-1522 CONVERSION AR-ENGINE
AN ATTACHMENT

8N-7174 GEAR GP-FRONT

8N-7174 GEAR GP-FRONT

116-9856 GEAR GP-REAR

116-9856 GEAR GP-REAR

7W-1530 HOUSING GP-FRONT

7W-1530 HOUSING GP-FRONT

7W-3724 HOUSING GP-FRONT

7W-3724 HOUSING GP-FRONT -ACCESSORY DRIVE
AN ATTACHMENT

GUARD GP-BELT

151-9228 GUARD GP-BELT

151-9228 GUARD GP-BELT -ALTERNATOR
AN ATTACHMENT

271-9270 GUARD GP-BELT

271-9270 GUARD GP-BELT -ALTERNATOR
S/N 49Y926-1245
AN ATTACHMENT

271-9270 GUARD GP-BELT

271-9270 GUARD GP-BELT -ALTERNATOR
S/N 49Y1246-UP
AN ATTACHMENT

275-5115 GUARD GP-BELT

275-5115 GUARD GP-BELT -FAN
S/N 49Y926-1203
AN ATTACHMENT

275-5115 GUARD GP-BELT

275-5115 GUARD GP-BELT -FAN
S/N 49Y1204-UP
AN ATTACHMENT

7W-5780 GUARD GP-BELT

7W-5780 GUARD GP-BELT -ALTERNATOR
S/N 49Y926-1245
AN ATTACHMENT

7W-5780 GUARD GP-BELT

7W-5780 GUARD GP-BELT -ALTERNATOR
S/N 49Y1246-UP
AN ATTACHMENT

7W-7214 GUARD GP-BELT

7W-7214 GUARD GP-BELT -FAN
S/N 49Y926-1199
AN ATTACHMENT

7W-7214 GUARD GP-BELT

7W-7214 GUARD GP-BELT -FAN
S/N 49Y1200-UP
AN ATTACHMENT

HOUSING GP-FLYWHEEL

4W-1528 COVER GP-FLYWHEEL HOUSING

4W-1528 COVER GP-FLYWHEEL HOUSING
FOR USE WITH SAE 0 FLYWHEEL HOUSING
AN ATTACHMENT

4W-1529 COVER GP-FLYWHEEL HOUSING

4W-1529 COVER GP-FLYWHEEL HOUSING

7N-9539 COVER GP-FLYWHEEL HOUSING

7N-9539 COVER GP-FLYWHEEL HOUSING
REAR STRUCTURE. SAE NO. 0 FLYWHEEL HOUSING
AN ATTACHMENT

102-3540 HOUSING GP-FLYWHEEL

102-3540 HOUSING GP-FLYWHEEL
S/N 49Y926-1010
FOR USE WITH SAE 0 FLYWHEELS
AN ATTACHMENT

102-3540 HOUSING GP-FLYWHEEL

102-3540 HOUSING GP-FLYWHEEL
S/N 49Y1011-UP
FOR USE WITH SAE 0 FLYWHEELS
AN ATTACHMENT

102-3541 HOUSING GP-FLYWHEEL

102-3541 HOUSING GP-FLYWHEEL
S/N 49Y926-1010
AN ATTACHMENT

102-3541 HOUSING GP-FLYWHEEL

102-3541 HOUSING GP-FLYWHEEL
S/N 49Y1011-UP
AN ATTACHMENT

7W-3722 HOUSING GP-FLYWHEEL

7W-3722 HOUSING GP-FLYWHEEL
S/N 49Y926-1010
FOR USE WITH SAE 00 FLYWHEEL

7W-3722 HOUSING GP-FLYWHEEL

7W-3722 HOUSING GP-FLYWHEEL
S/N 49Y1011-1011
FOR USE WITH SAE 00 FLYWHEEL

7W-3722 HOUSING GP-FLYWHEEL

7W-3722 HOUSING GP-FLYWHEEL
S/N 49Y1012-UP
FOR USE WITH SAE 00 FLYWHEEL

520-7434 PLUG GP-FLYWHEEL HOUSING

520-7434 PLUG GP-FLYWHEEL HOUSING
AN ATTACHMENT

HOUSING GP-FRONT

7W-2378 COVER GP-FRONT HOUSING

7W-2378 COVER GP-FRONT HOUSING -LH

8N-9642 COVER GP-FRONT HOUSING

8N-9642 COVER GP-FRONT HOUSING
AN ATTACHMENT

8N-5768 GEAR GP-FRONT

8N-5768 GEAR GP-FRONT -RH
REVERSE ROTATION, HIGH SPEED
PART OF 4W-1522 CONVERSION AR-ENGINE
AN ATTACHMENT

8N-7174 GEAR GP-FRONT

8N-7174 GEAR GP-FRONT

7W-1530 HOUSING GP-FRONT

7W-1530 HOUSING GP-FRONT

7W-3724 HOUSING GP-FRONT

7W-3724 HOUSING GP-FRONT -ACCESSORY DRIVE
AN ATTACHMENT

LIFTING GP-ENGINE

8N-7734 LIFTING GP-ENGINE

8N-7734 LIFTING GP-ENGINE

MOUNTING GP-ALTERNATOR

7E-4836 MOUNTING GP-ALTERNATOR

7E-4836 MOUNTING GP-ALTERNATOR
S/N 49Y926-1067
AN ATTACHMENT

7E-4836 MOUNTING GP-ALTERNATOR

7E-4836 MOUNTING GP-ALTERNATOR
S/N 49Y1068-1129
AN ATTACHMENT

7E-4836 MOUNTING GP-ALTERNATOR

7E-4836 MOUNTING GP-ALTERNATOR
S/N 49Y1130-UP
AN ATTACHMENT

MOUNTING GP-ENGINE

7N-1863 TRUNNION GP-ENGINE

7N-1863 TRUNNION GP-ENGINE
FOR USE WITH REMOTE MOUNTED TRANSMISSION WITH FLEXIBLE COUPLING BETWEEN FLYWHEEL & TRANSMISSION, AND 3-POINT MOUNTING SYSTEM
AN ATTACHMENT

PAN GP-OIL

2W-5616 COVER GP-OIL PAN

2W-5616 COVER GP-OIL PAN
AN ATTACHMENT

127-7099 DRAIN GP-ENGINE OIL

127-7099 DRAIN GP-ENGINE OIL
AN ATTACHMENT

210-6112 DRAIN GP-ENGINE OIL

210-6112 DRAIN GP-ENGINE OIL -PAN
AN ATTACHMENT

9Y-7876 DRAIN GP-ENGINE OIL

9Y-7876 DRAIN GP-ENGINE OIL -PAN
AN ATTACHMENT

7C-6752 PAN GP-OIL

7C-6752 PAN GP-OIL

7C-9938 PAN GP-OIL

7C-9938 PAN GP-OIL -DEEP SUMP
AN ATTACHMENT

8N-6164 PAN GP-OIL

8N-6164 PAN GP-OIL -FRONT SUMP
S/N 49Y926-1126
AN ATTACHMENT

8N-7706 PAN GP-OIL

8N-7706 PAN GP-OIL -REAR SUMP
S/N 49Y926-1247
AN ATTACHMENT

8N-7706 PAN GP-OIL

8N-7706 PAN GP-OIL -REAR SUMP
S/N 49Y1248-UP
AN ATTACHMENT

9Y-3084 PAN GP-OIL

9Y-3084 PAN GP-OIL -DEEP SUMP
S/N 49Y926-929
PART OF 7C-9938 PAN GP-OIL
AN ATTACHMENT

9Y-3084 PAN GP-OIL

9Y-3084 PAN GP-OIL -DEEP SUMP
S/N 49Y930-UP
PART OF 7C-9938 PAN GP-OIL
Type 1
AN ATTACHMENT

9Y-3084 PAN GP-OIL

9Y-3084 PAN GP-OIL -DEEP SUMP
S/N 49Y930-UP
PART OF 7C-9938 PAN GP-OIL
Type 2
AN ATTACHMENT

9Y-3087 PAN GP-OIL

9Y-3087 PAN GP-OIL
S/N 49Y926-1032
PART OF 7C-6752 PAN GP-OIL

9Y-3087 PAN GP-OIL

9Y-3087 PAN GP-OIL
S/N 49Y1033-UP
PART OF 7C-6752 PAN GP-OIL

PISTON & ROD GP

223-6362 PISTON & ROD GP

223-6362 PISTON & ROD GP
S/N 49Y1031-1100

282-0645 PISTON & ROD GP

282-0645 PISTON & ROD GP
S/N 49Y1101-UP

6I-2861 PISTON & ROD GP

6I-2861 PISTON & ROD GP
S/N 49Y979-1030

8N-6224 PISTON & ROD GP

8N-6224 PISTON & ROD GP
S/N 49Y926-978

1N-3967 RING GP-PISTON

1N-3967 RING GP-PISTON
REPLACEMENT
FIELD INSTALLATION

POWER TAKE-OFF GP

7W-0282 POWER TAKE-OFF GP

7W-0282 POWER TAKE-OFF GP
CLUTCH
Type 1
CANNOT BE USED WITH ATTACHMENT DAMPER GP, NON-CAT GENERATOR AND FRONT POWER TAKE-OFF AT RATED SPEEDS GREATER THAN 1650-RPM
AN ATTACHMENT

7W-0282 POWER TAKE-OFF GP

7W-0282 POWER TAKE-OFF GP
CLUTCH
Type 2
CANNOT BE USED WITH ATTACHMENT DAMPER GP, NON-CAT GENERATOR AND FRONT POWER TAKE-OFF AT RATED SPEEDS GREATER THAN 1650-RPM
AN ATTACHMENT

PULLEY GP

7N-4106 PULLEY AS-CRANKSHAFT

7N-4106 PULLEY AS-CRANKSHAFT
196.85-MM DIAMETER (7.75-IN)
FOR USE WITH LOW KW STUB SHAFT GP
AN ATTACHMENT

8N-6564 PULLEY AS-CRANKSHAFT

8N-6564 PULLEY AS-CRANKSHAFT
247.65-MM DIAMETER (9.75-IN)
FOR USE WITH LOW KW STUB SHAFT GP
AN ATTACHMENT

210-8602 PULLEY GP-AUXILIARY DRIVE

210-8602 PULLEY GP-AUXILIARY DRIVE -UPPER REAR, LH
AN ATTACHMENT

210-9214 PULLEY GP-AUXILIARY DRIVE

210-9214 PULLEY GP-AUXILIARY DRIVE -LOWER FRONT, LH
AN ATTACHMENT

210-9215 PULLEY GP-AUXILIARY DRIVE

210-9215 PULLEY GP-AUXILIARY DRIVE -LOWER REAR, LH
AN ATTACHMENT

7N-8041 PULLEY GP-AUXILIARY DRIVE

7N-8041 PULLEY GP-AUXILIARY DRIVE -UPPER FRONT, LH
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-8467 PULLEY GP-AUXILIARY DRIVE

8N-8467 PULLEY GP-AUXILIARY DRIVE -LOWER FRONT, LH
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

8N-8468 PULLEY GP-AUXILIARY DRIVE

8N-8468 PULLEY GP-AUXILIARY DRIVE -UPPER REAR, RH
FOR USAGE REFER TO CHART @@@@@ 8N-7500@@@@@
AN ATTACHMENT

4W-8996 PULLEY GP-FAN DRIVE

4W-8996 PULLEY GP-FAN DRIVE
0.803 RATIO
FOR USE WITH ENGINE MOUNTED FAN DRIVE & FOLDED CORE RADIATOR
AN ATTACHMENT

7W-5223 PULLEY GP-FAN DRIVE

7W-5223 PULLEY GP-FAN DRIVE
0.520 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-5224 PULLEY GP-FAN DRIVE

7W-5224 PULLEY GP-FAN DRIVE
0.428 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-5225 PULLEY GP-FAN DRIVE

7W-5225 PULLEY GP-FAN DRIVE
0.627 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-5227 PULLEY GP-FAN DRIVE

7W-5227 PULLEY GP-FAN DRIVE
0.605 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-5252 PULLEY GP-FAN DRIVE

7W-5252 PULLEY GP-FAN DRIVE
0.630 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-5253 PULLEY GP-FAN DRIVE

7W-5253 PULLEY GP-FAN DRIVE
0.751 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-5254 PULLEY GP-FAN DRIVE

7W-5254 PULLEY GP-FAN DRIVE
0.856 RATIO
FOR USE WITH FOLDED CORE RADIATOR
AN ATTACHMENT

7W-5255 PULLEY GP-FAN DRIVE

7W-5255 PULLEY GP-FAN DRIVE
0.923 RATIO
FOR USE WITH ENGINE MOUNTED FAN DRIVE & FOLDED CORE RADIATOR
AN ATTACHMENT

7W-5257 PULLEY GP-FAN DRIVE

7W-5257 PULLEY GP-FAN DRIVE
1.141 RATIO
FOR USE WITH ENGINE MOUNTED FAN DRIVE & FOLDED CORE RADIATOR
AN ATTACHMENT

7W-8138 PULLEY GP-FAN DRIVE

7W-8138 PULLEY GP-FAN DRIVE
0.339 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-8141 PULLEY GP-FAN DRIVE

7W-8141 PULLEY GP-FAN DRIVE
0.372 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-8143 PULLEY GP-FAN DRIVE

7W-8143 PULLEY GP-FAN DRIVE
0.556 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

7W-8144 PULLEY GP-FAN DRIVE

7W-8144 PULLEY GP-FAN DRIVE
0.455 RATIO
FOR USE WITH ENGINE MOUNTED FAN
AN ATTACHMENT

SHAFT GP-STUB

5N-2323 SHAFT GP-STUB

5N-2323 SHAFT GP-STUB -REAR
FOR USE WITH SAE 00 FLYWHEEL & FLYWHEEL HOUSING
AN ATTACHMENT

7C-1918 SHAFT GP-STUB

7C-1918 SHAFT GP-STUB -FRONT
LOW KW
FOR USE WITH LOCOMOTIVES
AN ATTACHMENT

7W-5237 SHAFT GP-STUB

7W-5237 SHAFT GP-STUB -FRONT
AN ATTACHMENT

7W-5293 SHAFT GP-STUB

7W-5293 SHAFT GP-STUB -REAR
AN ATTACHMENT

SERPENTINE/V-BELTS

151-9228 GUARD GP-BELT

151-9228 GUARD GP-BELT -ALTERNATOR
AN ATTACHMENT

271-9270 GUARD GP-BELT

271-9270 GUARD GP-BELT -ALTERNATOR
S/N 49Y926-1245
AN ATTACHMENT

271-9270 GUARD GP-BELT

271-9270 GUARD GP-BELT -ALTERNATOR
S/N 49Y1246-UP
AN ATTACHMENT

275-5115 GUARD GP-BELT

275-5115 GUARD GP-BELT -FAN
S/N 49Y926-1203
AN ATTACHMENT

275-5115 GUARD GP-BELT

275-5115 GUARD GP-BELT -FAN
S/N 49Y1204-UP
AN ATTACHMENT

7W-5780 GUARD GP-BELT

7W-5780 GUARD GP-BELT -ALTERNATOR
S/N 49Y926-1245
AN ATTACHMENT

7W-5780 GUARD GP-BELT

7W-5780 GUARD GP-BELT -ALTERNATOR
S/N 49Y1246-UP
AN ATTACHMENT

7W-7214 GUARD GP-BELT

7W-7214 GUARD GP-BELT -FAN
S/N 49Y926-1199
AN ATTACHMENT

7W-7214 GUARD GP-BELT

7W-7214 GUARD GP-BELT -FAN
S/N 49Y1200-UP
AN ATTACHMENT

VALVE MECHANISM GP

7N-1855 COVER GP-VALVE MECHANISM

7N-1855 COVER GP-VALVE MECHANISM

1W-8109 FASTENER GP-VALVE MECHANISM

1W-8109 FASTENER GP-VALVE MECHANISM -RH
OIL & FUEL FILTER DIFFERENTIAL LINES
FOR USAGE REFER TO CHART @@@@@ 4W-6500@@@@@
AN ATTACHMENT

195-1926 VALVE MECHANISM GP

195-1926 VALVE MECHANISM GP
S/N 49Y979-1031

195-1926 VALVE MECHANISM GP

195-1926 VALVE MECHANISM GP
S/N 49Y1032-UP

4W-1035 VALVE MECHANISM GP

4W-1035 VALVE MECHANISM GP
S/N 49Y926-978

ENGINE OVERHAUL KIT

494-1221 KIT-ENGINE OVERHAUL

494-1221 KIT-ENGINE OVERHAUL
FIELD INSTALLATION

494-1279 KIT-ENGINE OVERHAUL

494-1279 KIT-ENGINE OVERHAUL
FIELD INSTALLATION

Information:

(For parts list, see above)

BASIC ENGINE

ADAPTER GP-ENGINE TO XMSN

Service Magazine

New 1U5524 Adapter Cable Available For Use With 6V9060 Spark Timing Adapter Group And 8T5300 Engine Timing Indicator Group{0779,0781}
1987/07/06

AIR COMPRESSOR GP

General Service Information

EL-740 Air Compressor
MIDLAND AIR COMPRESSORS

EL-1300/EL-1600 Air Compressors
MIDLAND AIR COMPRESSORS

Truck Engine News

A New Special Instruction , "Troubleshooting Compressed Air System Components and Performance" Is Available {1803, 5500}
2002/09/01

Engine News

Flexible Braided Steel Hose Maintenance{1307,1380}
1995/06/01

The Connecting Rod On The Air Compressor Is Now Serviceable {1803}
2002/05/01

Repair Guidelines for Air Compressors {1803}
2003/09/01

A New Diagnostic Kit for the Evaluation of Air Compressor Operation is Introduced {1803}
2004/11/01

Special Instruction

Air Compressor Installation Instructions{1803}
Air Compressor Installation Instructions{1803}

Troubleshooting Compressed Air System Components and Performance{1803, 5500}
Troubleshooting Compressed Air System Components and Performance{1803, 5500}

Specifications

Air Compressor
3500 Industrial Engines

Service Magazine

Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21

A New Special Instruction, REHS1428 , "Troubleshooting Compressed Air System Components and Performance" Is Available {1803, 5500}
2002/09/23

BALANCER GP

Disassembly and Assembly

FRONT BALANCER GROUP (3508)
3500 INDUSTRIAL ENGINE

BELT TIGHTENER GP

Engine News

New Vee Belt Set Used In Fan Drive Group
1986/01/01

Improved V-Belts For Alternator
1986/10/01

New Design Alternator Belt Used
1989/09/01

Specifications

Belt Tension Chart
3500 Industrial Engines

Service Magazine

New Vee Belt Set Used In Fan Drive Group{1357,1359}
1986/01/13

Improved V-Belts For Alternator{1405}
1986/09/22

New Fan Drives Used{1358}
1987/03/02

New Design Alternator Belt Used{1405,1406}
1989/09/18

New Spacer Used In Alternator Belt Guard Group{7168}
1989/10/23

New Alternator Drive Pulley Seal Used With New Drive Pulley; Poly-Vee Belt Can Be Installed {1425,1357}
1990/11/12

CAMSHAFT GP

Engine News

6V4019 Camshaft Pilot Group Is Available
1981/01/21

Reusability Of Camshaft Rollers And Roller Followers
1982/09/22

Inspect Camshaft And Lifters After A Failure In The Valve Mechanism Area
1984/01/18

New Camshafts Used In SAE Standard [CCW] Rotation Engines
1985/05/01

New Camshaft Installation Tools Available
1985/09/01

New 8T2998 Lubricant Available
1986/03/01

Beaded Cylinder Head Gasket Provides A Better Seal For Camshaft Compartment
1986/06/01

Piston And Camshaft Changes
1987/10/01

New Lifter Assembly Reduces Pitting And Spalling Of Camshaft Lobes
1990/06/01

New Cylinder Block Groups Have Additional Material Added To The Camshaft Bore Area
1993/11/01

New Sleeve Bearing Used In Camshaft Idler Gear Assembly In Rear Gear Groups{1206}
1995/11/20

New Lifters Improve Roller-To-Camshaft Contact And New Bridges Provide Commonality With 3500B Engines {1102,1121,1209}
1996/08/19

New Camshaft Cover Seal, Crankshaft Cover Seal, And Valve Cover Seal Help Prevent Oil Leaks {1107,1150,1200}
1999/06/01

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures
1977/05/25

New Cover Seals are Available {1107, 1201, 1210}
2002/11/01

Quality of Remanufactured Camshafts {1210}
2003/07/01

Procedure for Installing the Camshaft Drive Gear {1212}
2005/12/12

Specifications

Camshafts
SUPPLEMENT FOR UPRATED 3500 ENGINES

Camshaft
3500 Industrial Engines

Systems Operation

Camshaft
3500 Industrial Engines

Reuse And Salvage Guidelines

Reuse and Salvage for Camshafts {1210, 1210}
Reuse and Salvage for Camshafts {1210, 1210}

Information Release Memo

APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

Testing and Adjusting

Excessive Bearing Wear - Inspect
3500 Industrial Engines

Camshaft Timing
3500 Industrial Engines

Disassembly and Assembly

CAMSHAFTS
3500 INDUSTRIAL ENGINE

CAMSHAFT BEARINGS, CRANKSHAFT
3500 INDUSTRIAL ENGINE

Service Magazine

6V4019 Camshaft Pilot Group Is Available{0622,1210,1211,1201}
1980/12/22

Reusability Of Camshaft Rollers And Roller Followers{1209,1210}
1982/09/06

Inspect Camshaft And Lifters After A Failure In The Valve Mechanism Area{1209,1208,1210}
1983/12/05

New Camshafts Used In SAE Standard [CCW] Rotation Engines{1200,1210}
1985/04/22

New Camshaft Installation Tools Available{0600}
1985/08/19

Maximum Wear Limits Established For Camshaft Roller Followers{1209}
1985/09/30

New 8T2998 Lubricant Available{0645,1210}
1986/02/17

Beaded Cylinder Head Gasket Provides A Better Seal For Camshaft Compartment{1100}
1986/05/26

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16

Piston And Camshaft Changes{1214,1210,1200}
1987/10/12

New Lifter Assembly Reduces Pitting And Spalling Of Camshaft Lobes{1209}
1990/06/04

Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13

New Cylinder Block Groups Have Additional Material Added To The Camshaft Bore Area{1201}
1993/11/09

Tools Used To Remove And Install Both Sizes Of Camshaft Bearings In 3500B Engines{1211,0701}
1996/12/09

CLUTCH GP

Engine News

New Dust Covers Available For Twin Disc IBF318 And IBF321 Rear Power Take-Off Clutches
1983/09/14

Special Instruction

Procedure For Conversion From Oil Lubrication To Grease Lubrication For Rear Power Takeoff Clutches{3055}
Procedure For Conversion From Oil Lubrication To Grease Lubrication For Rear Power Takeoff Clutches{3055}

Specifications

Power Take-Off Clutch - Front
3500 Industrial Engines

Power Take-Off Clutch
3500 Industrial Engines

Testing and Adjusting

Power Take-Off Clutch - Adjust
3500 Industrial Engine Attachments

COUPLING GP

Engine News

Engine Mounts Available To Provide Clearance For Deep Oil Pans
1986/12/01

Two Bearing Close Coupled Gensets Experience A Noise In The Coupling During Engine Shut Down {4456}
1998/11/01

Improved Auxiliary Drive Coupling {3279}
2003/12/01

Special Instruction

Assembly of the 5N-3765 Flexible Coupling Gp {3252, 4450}
Assembly of the 5N-3765 Flexible Coupling Gp {3252, 4450}

Specifications

Flexible Coupling
3500 Industrial Engines

Reuse And Salvage Guidelines

Inspection of the Coupling Assembly for 3524 Engines {3279}
Inspection of the Coupling Assembly for 3524 Engines {3279}

CRANKSHAFT GP

Engine News

New Bend Specification For Used Or Field Reground Crankshafts
1980/08/13

6V3143 Distorter Adapter Available For Use With 5P7409 Wear Sleeve Distorter For Removal Of Crankshaft Wear Sleeves
1980/09/10

New Tools Available For Installation Of Crankshaft Seals And Wear Sleeves
1980/10/22

Use 6V6035 Hardness Tester On Crankshafts
1982/02/24

Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks
1983/05/25

Crankshaft Failures
1983/11/30

Crankshaft Positions For Injector Timing And Valve Clearance Settings
1983/11/30

Remanufactured Undersize Crankshafts Are Available
1984/04/11

Why Choose Caterpillar Remanufactured Crankshafts? Because We Offer More ...
1985/09/01

Flange-Type Bushing Kits Available For Later Crankshaft Pulleys
1986/01/01

Use Of Crankshaft Seal Adapter Eliminated
1987/07/01

New Wear Sleeve Available For Alternator Drive Pulley
1988/02/01

New Crankshaft Seal Adapter O-Ring Seal Is Made Of Higher Temperature Material
1989/02/01

New Crankshaft Thrust Plate Made Of Brass
1989/05/01

Crankshaft Wear Sleeve Has Smaller Inside Diameter{1160,1161}
1991/03/01

New Cylinder Blocks And Crankshafts Used
1991/04/01

New Crankshafts With Induction Hardened Fillets
1993/07/01

Service Life of Crankshaft Gears Can Be Extended
1993/07/01

Improved Crankshaft Seal Groups Used
1993/10/01

Remanufactured Crankshaft Interchangeability; Remanufactured "Upgrade To New" (UTN) Availability {1202}
1994/10/01

New Crankshaft Damper Assembly Used {1205}
1995/04/01

Numbering The Crankshaft To Match Counterweights{1202,1231}
1995/10/01

New Counterweight Bolt Assembly Replaces Bolt And Washer {1231}
1998/07/01

Change In Location And Size Of Crankshaft Counterweight Sequence Number{1231,1202}
1998/12/01

Use 155-8795 Crankshaft Gauge To Determine Distortion And Bearing Alignment{1202}
1999/01/01

New Camshaft Cover Seal, Crankshaft Cover Seal, And Valve Cover Seal Help Prevent Oil Leaks {1107,1150,1200}
1999/06/01

Be Sure To Use The Correct Procedure To Remove The Rear Crankshaft Seal And Wear Sleeve{1161}
1999/09/01

Be Sure To Check The Counterweights On The Engine Crankshaft For Counterweight Sequence Numbers {1231}
2001/08/01

New Main Bearings Provide Improved Bearing Retention in the Cylinder Block {1203}
2001/09/01

Tightness of Bolted Joints with the Torque Turn Procedure {1101, 1202, 1203, 1218}
2005/04/18

Important Notice on Installation of Crankshaft Seals and Wear Sleeves {1160, 1161}
2009/02/23

New Front and Rear Crankshaft Seals Are Now Used on Certain 3500 and G3500 Engines {1160, 1161}
2015/08/14

New Crankshaft Seals Are Not Compatible with the Front Adapter on Certain 3500 Mechanical Unit Injection Engines {1160}
New Crankshaft Seals Are Not Compatible with the Front Adapter on Certain 3500 Mechanical Unit Injection Engines {1160}

New Preservation Process for Crankshafts is Now Used for 3500, G3500, and C175-16 Series Engines {1202}
New Preservation Process for Crankshafts is Now Used for 3500, G3500, and C175-16 Series Engines {1202}

Operation and Maintenance Manual

Crankshaft Vibration Damper - Inspect
3500 Industrial and Generator Set Engines

Special Instruction

Using 6V9433 Crankshaft Removal Group{1000, 1202}
Using 6V9433 Crankshaft Removal Group{1000, 1202}

Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}
Installing Crankshaft Seals And Wear Sleeves Using The Former 9S8868, 9S8873, 9S8881 And 9S8888 Tools Groups{1160, 1161, 0704}

Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}

Inspection of Crankshaft Main Bearings{1203}
Inspection of Crankshaft Main Bearings{1203}

Crankshaft Seal And Wear Sleeve Installation{1160, 1161}
Crankshaft Seal And Wear Sleeve Installation{1160, 1161}

Installation Of Seal Groups With Hydrodynamic Grooves In the Seal Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In the Seal Lip{1160, 1161}

Special Handling Information And Installation Instructions For Crankshaft Seal Groups That Have Hydrodynamic Grooves In The Sealing Lip{1160, 1161}
Special Handling Information And Installation Instructions For Crankshaft Seal Groups That Have Hydrodynamic Grooves In The Sealing Lip{1160, 1161}

Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}
Installation Of Seal Groups With Hydrodynamic Grooves In The Seal Lip{1160, 1161}

Crankshaft Seal Installation Procedure Using the 484-7863 Tool As On Certain 3500 and G3500 Engines{0701, 1160, 1161}
Crankshaft Seal Installation Procedure Using the 484-7863 Tool As On Certain 3500 and G3500 Engines{0701, 1160, 1161}

Service Letter-NACD

Product Support Program For Installing New Bolts And Washers For The Crankshaft Counterweights On Certain D11N Tractors; 776B Tractors; 777B, 785, And 789 Trucks; And 3508, 3512, And 3516 Engines
Product Support Program For Installing New Bolts And Washers For The Crankshaft Counterweights On Certain D11N Tractors; 776B Tractors; 777B, 785, And 789 Trucks; And 3508, 3512, And 3516 Engines

Product Support Program For Repairing Engines That Fail Due To Cracked Main Bearing Caps On Certain 3508, 3512 And 3516 Engines Used In Off-Highway Trucks, Track-Type Tractors, Hydraulic Excavators And Wheel Loaders Or Generator Set, Industrial, Marine, Locomotive, Marine, Auxiliary And Vehicular Applications
Product Support Program For Repairing Engines That Fail Due To Cracked Main Bearing Caps On Certain 3508, 3512 And 3516 Engines Used In Off-Highway Trucks, Track-Type Tractors, Hydraulic Excavators And Wheel Loaders Or Generator Set, Industrial, Marine, Locomotive, Marine, Auxiliary And Vehicular Applications

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Service Letter-Truck/Ag/Marine

Technical Information Bulletin

Incorrectly Marked Crankshaft Counterweights on 3500 Engines and on G3500 Engines{1202}
Incorrectly Marked Crankshaft Counterweights on 3500 Engines and on G3500 Engines{1202}

Documenting the Date Codes of the Bearings for 3500 and G3600 Engines{1202, 1225}
Documenting the Date Codes of the Bearings for 3500 and G3600 Engines{1202, 1225}

Identifying Connecting Rod Bearings and Main Bearings that Must Not Be Used on 3500 and G3600 Engines{1202, 1225, 1230}
Identifying Connecting Rod Bearings and Main Bearings that Must Not Be Used on 3500 and G3600 Engines{1202, 1225, 1230}

Failure of the Connecting Rod Bearings on 3500 and 3600 Engines Due to Delamination {1219, 1225}
Failure of the Connecting Rod Bearings on 3500 and 3600 Engines Due to Delamination {1219, 1225}

Crankshaft Seal May Fail and Leak Oil on All 3500 and G3500 Engines {1000, 1160, 1161, 7555}
Crankshaft Seal May Fail and Leak Oil on All 3500 and G3500 Engines {1000, 1160, 1161, 7555}

Specifications

Crankshaft Wear Sleeves And Seals
SUPPLEMENT FOR UPRATED 3500 ENGINES

Crankshaft Wear Sleeves and Seals
3500 Industrial Engines

Connecting Rod and Main Bearing Journals
3500 Industrial Engines

Crankshaft
3500 Industrial Engines

Service Letter-China

Service Letter-Asia

Systems Operation

Crankshaft
3500 Industrial Engines

Reuse And Salvage Guidelines

Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}
Inspection and Reconditioning Procedures of Main Bearing Bores in Cylinder Blocks {1201, 1202, 1224, 1224}

Reuse and Salvage for Crankshafts {0674, 1202}
Reuse and Salvage for Crankshafts {0674, 1202}

Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}
Visual Inspection of Main Bearings and Connecting Rod Bearings {1202, 1203, 1225, 1230}

Reuse and Salvage for Engine Dampers {1202, 1205}
Reuse and Salvage for Engine Dampers {1202, 1205}

Service Letter-APD

Testing and Adjusting

Excessive Bearing Wear - Inspect
3500 Industrial Engines

Main Bearings
3500 Industrial Engines

Crankshaft Position for Fuel Injector Adjustment and Valve Lash Setting
3500 Industrial Engines

Disassembly and Assembly

CRANKSHAFT FRONT SEAL AND WEAR SLEEVE
3500 INDUSTRIAL ENGINE

CRANKSHAFT REAR SEAL AND WEAR SLEEVE
3500 INDUSTRIAL ENGINE

CRANKSHAFT MAIN BEARINGS
3500 INDUSTRIAL ENGINE

CAMSHAFT BEARINGS, CRANKSHAFT
3500 INDUSTRIAL ENGINE

Service Magazine

6V3143 Distorter Adapter Available For Use With 5P7409 Wear Sleeve Distorter For Removal Of Crankshaft Wear Sleeves{0621,1202,1160,1161}
1980/09/08

New Tools Available For Installation Of Crankshaft Seals And Wear Sleeves{0622,1160,1161}
1980/10/13

Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22

Use 6V6035 Hardness Tester On Crankshafts{0651,1202}
1982/02/22

Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03

New Specifications For Installation Of Crankshaft Counterweight Bolts{1202}
1983/02/28

Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202}
1983/05/16

Reuse Of Engine Bearings{1230}
1983/05/16

Crankshaft Failures{1202,1230}
1983/11/21

Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21

Remanufactured Undersize Crankshafts Are Available{1202}
1983/11/21

Crankshaft Positions For Injector Timing And Valve Clearance Settings{0374,1104,1290}
1983/11/21

Use Of Impact Wrench To Tighten Counterweight, Main Bearing Cap And Connecting Rod Bolts{1202,1203,1218,1219,1230}
1984/03/12

Different Thread Lubricant Can Be Used On Connecting Rod And Counterweight Bolts{1202,1218}
1984/05/21

Installing New Copper Bonded Bearings Can Extend Engine Life{1230,1203,1219}
1985/04/29

Correct Location And Rotation Of Front Timing Gears{1204,1206}
1985/08/05

Remanufactured Crankshafts Are Available In Standard And Two Undersize Dimensions (U.S. and Canada){1202,7754}
1985/11/18

Bushing Kits Available For Crankshaft Pulleys{1205}
1985/12/16

Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08

Crankshaft Support Groups Are Available To Measure Bent Crankshafts{0653,1202}
1977/11/07

Main And Connecting Rod Bearing Part Numbers {1203,1219,1230}
1987/01/26

Use Of Crankshaft Seal Adapter Eliminated {1150,1160,1161}
1987/06/15

Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12

Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28

New Wear Sleeve Available For Alternator Drive Pulley{1400,1405}
1988/02/15

New Alternator Drive Pulley Has Hardened Wear Sleeve; New Seal Used On Pulley{1425,1357}
1988/12/12

New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04

New Crankshaft Seal Adapter O-Ring Seal Is Made Of Higher Temperature Material{1160,1161}
1989/01/23

New Cylinder Blocks, Main Bearing Caps, And Main Bearing Cap Bolts Used{1201}
1989/04/03

New Crankshaft Thrust Plate Made Of Brass {1232}
1989/05/08

Different Thread Lubricant Can Be Used On Connecting Rod, Main Bearing Cap And Counterweight Bolts{1203,1225,1231}
1989/11/06

Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals{1204,1237,7568}
1990/04/02

Crankshaft Wear Sleeve Has Smaller Inside Diameter{1160,1161}
1991/02/25

Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13

Service Life of Crankshaft Gears Can Be Extended{1204}
1993/07/26

New Main Bearings Have Higher Fatigue Strength {1203,1200}
1993/10/04

Numbering The Crankshaft To Match Counterweights {1202,1231}
1995/10/02

Use 155-8795 Crankshaft Gauge To Determine Distortion {1202}
1998/11/23

40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16

New Copper Lead Main and Connecting Rod Bearings Are Available For All 3500 Diesel Machine Engines {1203, 1219}
2015/07/23

CYLINDER BLOCK GP

Engine News

In The Future, Oversize And Undersize Connecting Rod And Main Bearings Will Have Size Identification Marks In Metric Units
1980/07/09

6V3147 Main Bearing Wrench Now Available
1980/11/12

6V4133 Wedge Bracket Makes Cylinder Liner Removal Easier
1981/07/15

Inspection Marks On Bearings
1982/05/12

Use FT1711 Light Table For Cylinder Liner Inspection
1982/12/15

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip
1982/12/15

Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks
1983/05/25

Use Of Impact Wrench To Tighten Counterweight, Main Bearing Cap And Connecting Rod Bolts
1984/04/11

Substantial Price Reduction For Caterpillar Remanufactured Short Blocks
1985/06/01

Substantial Price Reduction For Caterpillar Remanufactured Short Blocks
1985/08/01

Check Height Of Locating Dowels Before Installing Cylinder Head
1985/10/01

Checking Or Adjusting Valve Clearances
1986/01/01

Cylinder Liner Seat Insert Available
1986/05/01

Main And Connecting Rod Bearing Part Numbers
1987/01/01

New Piston Oil Cooling Jet Assembly Used
1987/01/01

Wider Main Bearing Cap And Higher Torque On Cap Bolts
1988/08/01

New Piston Cooling Jets Used
1988/09/01

New Cylinder Blocks, Main Bearing Caps, And Main Bearing Cap Bolts Used
1989/04/01

New Viton Rubber Seals Used
1989/07/01

Stronger Spacer Plate Prevents Cracking
1989/08/01

Different Thread Lubricant Can Be Used On Connecting Rod, Main Bearing Cap And Counterweight Bolts
1989/11/01

New Cylinder Blocks And Crankshafts Used
1991/04/01

New Video Tape, SEVN1962, Shows Correct Procedures To Counterbore Top Deck Of Cylinder Block And Install Liner Insert
1991/08/01

New Spacer Plate Gasket Provides Improved Sealing Around Push Rod Compartment
1992/11/01

New Main Bearings Have Higher Fatigue Strength
1993/09/01

New O-ring Seal Used On Cylinder Block Covers
1993/10/01

New Cylinder Block Groups Have Additional Material Added To The Camshaft Bore Area
1993/11/01

New Cylinder Liner, Spacer Plate, Spacer Plate Gasket, And Cylinder Head Gasket Used {1216,1221,1124}
1994/09/01

New Cylinder Blocks Made From Stronger Alloy{1201}
1994/12/01

"Narrow Flange" Cylinder Liner Available For Service Repair {1216,1201}
1995/03/01

Improved Spacer Plate Provides Visual Indication Of Use Of "Wide Flange" Cylinder Liners {1221}
1995/05/01

Information For Ordering Replacement Cylinder Block For Engine{1201}
1995/06/01

New Liner Seat Inserts Allow Cylinder Blocks With Deeper Liner Seat Cracks To Be Salvaged{1201,1217}
1995/07/01

5P-8665 Liner Puller Group Changed To Accommodate Cylinder Liner With Larger Diameter Top Flange{1216}
1995/09/01

Premachined Valve Seat Inserts And Precision Valve Guide Increase Valve Life {1103,1104}
1997/02/17

Improved Cylinder Liner Has Longer Service Life{1216}
1997/05/01

New Spacer Plate Gasket Provides Improved Sealing {1221}
1998/09/01

New Spacer Plate Gasket Provides Improved Sealing{1221}
1998/10/01

Use 155-8795 Crankshaft Gauge To Determine Distortion And Bearing Alignment{1202}
1999/01/01

New Camshaft Cover Seal, Crankshaft Cover Seal, And Valve Cover Seal Help Prevent Oil Leaks {1107,1150,1200}
1999/06/01

5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster
1978/01/18

Use New Main Bearings In Replacement Cylinder Blocks
1978/07/05

Change In Procedure To Check Main Bearing Clearance
1978/08/30

New Main Bearings Provide Improved Bearing Retention in the Cylinder Block {1203}
2001/09/01

New Cover Seals are Available {1107, 1201, 1210}
2002/11/01

New Cylinder Liner {1216}
2003/05/01

The Cylinder Block Has Changed {1201}
2003/10/01

Tools Ease the Removal and the Installation of Main Bearing Caps {0700, 0705}
2004/02/16

New Liner Seals Are Used and Inserts Are Available for All 3500 Engines {1201}
2010/06/25

A New Top Liner Seal Is Used on 3500 Engines {1201, 7555}
2010/12/16

A New Cylinder Head Gasket and Spacer Plate Are Used for Certain 3500 Locomotive Engines {1100, 1201, 7555}
2012/06/01

Calculating Cylinder Liner Projection for 3500, 3500B, 3500C, and G3500 Engines {1201, 1216}
2011/07/29

A New Oversized Cylinder Bore Liner Seal Insert Is Available for 3500 Engine Cylinder Block Salvage {1201, 7555}
2011/09/14

An Improved Inspection Process for Cylinder Liners Used in All 3500 Engines {1201, 1216}
2014/06/20

Cat® Reman Has Added New Cylinder Block Groups for Certain 3500 and G3500 Commercial Engines {1000, 1201}
2014/10/31

An Improved Process Is Used To Install Water Ferrule Inserts In All 3500 Engines {0705, 1201, 1217}
2014/12/05

A New Cylinder Liner Insert Is Now Used On Certain 3500 Engines {1201, 1217}
A New Cylinder Liner Insert Is Now Used On Certain 3500 Engines {1201, 1217}

A New Cylinder Head Spacer Plate Is Now Used on Certain 3500 Engines {1201, 1221}
A New Cylinder Head Spacer Plate Is Now Used on Certain 3500 Engines {1201, 1221}

Calculating Cylinder Liner Projection for 3500, 3500B, 3500C, and G3500 Engines {0705, 1216}
Calculating Cylinder Liner Projection for 3500, 3500B, 3500C, and G3500 Engines {0705, 1216}

Special Instruction

Using Caterpillar Cylinder Pack Pulling Tools{1239}
Using Caterpillar Cylinder Pack Pulling Tools{1239}

Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}

Ordering "Series B" Replacement Cylinder Blocks for 3500 Series Engines{1201}
Ordering "Series B" Replacement Cylinder Blocks for 3500 Series Engines{1201}

Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}
Use Of 5P8709 Tool Group For Alignment Of Piston Cooling Jets{1331}

Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}
Use Of 1P4000 Line Boring Tool Group{0672, 1201, 1203}

Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}

Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}

Use Of 8T0455 Cylinder Liner Projection Indicator Group{0760, 1216}
Use Of 8T0455 Cylinder Liner Projection Indicator Group{0760, 1216}

Inspection of Crankshaft Main Bearings{1203}
Inspection of Crankshaft Main Bearings{1203}

Cylinder Block Cleaning Procedure{1201}
Cylinder Block Cleaning Procedure{1201}

Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}
Using 5P4175 Boring Tool Group And 5P1618 Tool Arrangement{0672, 1200}

Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}

Installation of the 422-9537 Repair Kit {1233}
Installation of the 422-9537 Repair Kit {1233}

Parts to Replace in the Event of Hydraulic Lock or Piston to Valve Contact{1000, 1102, 1216, 1225, 1250, 1290}
Parts to Replace in the Event of Hydraulic Lock or Piston to Valve Contact{1000, 1102, 1216, 1225, 1250, 1290}

Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}

Use of the 352-6061 Liner Seal and the 8N-4707 Filler Band {1201, 1201, 7555}
Use of the 352-6061 Liner Seal and the 8N-4707 Filler Band {1201, 1201, 7555}

Testing for Excessive Cylinder Blowby in 3500 Engines{1000, 1100, 1223}
Testing for Excessive Cylinder Blowby in 3500 Engines{1000, 1100, 1223}

New Cylinder Head and Head Gasket Leak Test Procedure Available for 3500 Engines {1100, 1223}
New Cylinder Head and Head Gasket Leak Test Procedure Available for 3500 Engines {1100, 1223}

Cylinder Liner Projection and Head Bolt Torque Procedure for the 519-7297 Spacer Plate on Certain 3500 Engines {1100, 1201, 1221}
Cylinder Liner Projection and Head Bolt Torque Procedure for the 519-7297 Spacer Plate on Certain 3500 Engines {1100, 1201, 1221}

Service Letter-NACD

Piston Cooling Jet Retainer Bolts Need To Be Inspected For The Correct Torque On Certain 3508, 3512, And 3516 Engines; And 785 trucks
Piston Cooling Jet Retainer Bolts Need To Be Inspected For The Correct Torque On Certain 3508, 3512, And 3516 Engines; And 785 trucks

Service Letter Supplement
Service Letter Supplement

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING THE CYLINDER LINERS IN CERTAIN 992G WHEEL LOADERS, 854G WHEEL TRACTORS, D11R TRACK TYPE TRACTORS, 777D, 777D HAA, 785C, 789C AND 793C OFF HIGHWAY TRUCKS, AND 3508, 3512, AND 3516 ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING THE CYLINDER LINERS IN CERTAIN 992G WHEEL LOADERS, 854G WHEEL TRACTORS, D11R TRACK TYPE TRACTORS, 777D, 777D HAA, 785C, 789C AND 793C OFF HIGHWAY TRUCKS, AND 3508, 3512, AND 3516 ENGINES

Service Letter-Australia

Service Letter Supplement
Service Letter Supplement

Service Letter-CFEL

Service Letter Supplement
Service Letter Supplement

Service Letter-CSARL

Service Letter Supplement
Service Letter Supplement

Service Letter-Americas

Service Letter Supplement
Service Letter Supplement

Service Letter-Truck/Ag/Marine

Service Letter Supplement
Service Letter Supplement

Technical Information Bulletin

Documenting the Date Codes of the Bearings for 3500 and G3600 Engines{1202, 1225}
Documenting the Date Codes of the Bearings for 3500 and G3600 Engines{1202, 1225}

Cylinder Liner Serial Number Inspection on All 3500 Engines{1201, 1216}
Cylinder Liner Serial Number Inspection on All 3500 Engines{1201, 1216}

Specifications

Oil Cooler Bypass And Cooling Jet Sequence Valves
SUPPLEMENT FOR UPRATED 3500 ENGINES

Cylinder Liner
3500 Industrial Engines

Piston and Rings - Two-Piece Piston
3500 Industrial Engines

Piston and Rings
3500 Industrial Engines

Piston and Rings - One-Piece Piston
3500 Industrial Engines

Connecting Rod
3500 Industrial Engines

Cylinder Block
3500 Industrial Engines

Service Letter-China

Service Letter Supplement
Service Letter Supplement

Service Letter-Asia

Service Letter Supplement
Service Letter Supplement

Systems Operation

Cylinder Block, Liners and Heads
3500 Industrial Engines

Reuse And Salvage Guidelines

Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}
Reuse and Salvage for Cast Iron Cylinder Blocks {1201, 1201}

Reuse and Salvage for 3500 Engine Cylinder Blocks {0672, 0705, 0762, 1201, 1217}
Reuse and Salvage for 3500 Engine Cylinder Blocks {0672, 0705, 0762, 1201, 1217}

Inspection and Reuse Guideline of Cylinder Liners in Cat Engines {0761, 1201, 1213, 1216, 1216}
Inspection and Reuse Guideline of Cylinder Liners in Cat Engines {0761, 1201, 1213, 1216, 1216}

Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}
Using the 6V-7840 Deck Checking Tool Assembly {0701, 1201, 7225}

Cylinder Block Salvage Procedure Using Belzona® 1311 (Ceramic R Metal) {0700, 0701, 1000, 1201}
Cylinder Block Salvage Procedure Using Belzona® 1311 (Ceramic R Metal) {0700, 0701, 1000, 1201}

Cylinder Block Cleaning and Audit Procedure {0644, 0680, 0701}
Cylinder Block Cleaning and Audit Procedure {0644, 0680, 0701}

Information Release Memo

REMAN 3500 ENGINE CORE ACCEPTANCE CRITERIA REVISION AND OTHER RECENT PRODUCT IMPROVEMENTS
REMAN 3500 ENGINE CORE ACCEPTANCE CRITERIA REVISION AND OTHER RECENT PRODUCT IMPROVEMENTS

CAT REMAN ANNOUNCES THE RELEASE OF REMAN 3500 BARE BLOCKS FOR 3508, 3512, 3516 AND 3524 APPLICATIONS
CAT REMAN ANNOUNCES THE RELEASE OF REMAN 3500 BARE BLOCKS FOR 3508, 3512, 3516 AND 3524 APPLICATIONS

Service Letter-APD

Service Letter Supplement
Service Letter Supplement

Testing and Adjusting

Excessive Bearing Wear - Inspect
3500 Industrial Engines

Cylinder Liner Projection
3500 Industrial Engines

Cylinder Block
3500 Industrial Engines

Main Bearings
3500 Industrial Engines

Disassembly and Assembly

PISTON COOLING JETS, SERVICE METER
3500 INDUSTRIAL ENGINE

SPACER PLATES
3500 INDUSTRIAL ENGINE

CRANKSHAFT MAIN BEARINGS
3500 INDUSTRIAL ENGINE

CYLINDER LINERS
3500 INDUSTRIAL ENGINE

CAMSHAFT BEARINGS, CRANKSHAFT
3500 INDUSTRIAL ENGINE

Service Magazine

6V3147 Main Bearing Wrench Now Available{1203,0612}
1980/11/10

6V4019 Camshaft Pilot Group Is Available{0622,1210,1211,1201}
1980/12/22

6V4133 Wedge Bracket Makes Cylinder Liner Removal Easier{0621}
1981/07/06

Use Of A Flex-Hone For Cylinder Liner Reconditioning{0664,0674,1216}
1981/12/21

Use New Special Instruction To Install 5P6595 Insert In Cylinder Liner Seats{1216,0621}
1982/05/03

Inspection Marks On Bearings{7551,1230,1226,1203,1219,1227}
1982/05/03

Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11

Use FT1711 Light Table For Cylinder Liner Inspection {0652,1216}
1982/11/29

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29

Procedure To Clean Oil Passages In Crankshafts And Cylinder Blocks{0622,0675,1201,1202}
1983/05/16

Reuse Of Engine Bearings{1230}
1983/05/16

Reuse Of Engine Bearings{1230,1219,1203}
1983/11/21

Use Of Impact Wrench To Tighten Counterweight, Main Bearing Cap And Connecting Rod Bolts{1202,1203,1218,1219,1230}
1984/03/12

Improved Vibration Damper Guard Group Has Flexible Mounting{1205,1200}
1985/04/01

New Camshafts Used In SAE Standard [CCW] Rotation Engines{1200,1210}
1985/04/22

Correct Installation Of Oil Sequence Valves{1304}
1985/04/22

Check Height Of Locating Dowels Before Installing Cylinder Head{1201}
1985/10/07

Cylinder Liner Seat Insert Available{1217,1200}
1986/05/12

Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02

Bearing Failures On Engines Due To Lack Of Lubrication{1230,1219,1203,1202}
1986/09/08

New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27

Main And Connecting Rod Bearing Part Numbers {1203,1219,1230}
1987/01/26

New Piston Oil Cooling Jet Assembly Used {1331}
1987/01/26

Additional Guidelines For Using The 8T2700 Blowby/Air Flow Indicator Group {0781,1200,1350}
1987/07/20

Piston And Camshaft Changes{1214,1210,1200}
1987/10/12

Improvements To Prevent Oil Leakage At Cylinder Heads{1100,1221}
1987/11/23

5P8665 Cylinder Liner Puller Makes Liner Removal Easier And Faster{0621,1216}
1978/01/09

Use New Main Bearings In Replacement Cylinder Blocks{1203,1201}
1978/06/12

New Information On Reusable Cylinder Liners{1216}
1978/06/19

Change In Procedure To Check Main Bearing Clearance{1203}
1978/08/28

Wider Main Bearing Cap And Higher Torque On Cap Bolts{1201}
1988/08/15

New Piston Cooling Jets Used{1331,1200}
1988/09/05

New Centering Rings For Oversized Main Bearings{0665,1230}
1979/06/04

Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27

Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17

New Cylinder Blocks, Main Bearing Caps, And Main Bearing Cap Bolts Used{1201}
1989/04/03

New Viton Rubber Seals Used{1302,1307,1312,1306,1317,1200}
1989/07/10

Stronger Spacer Plate Prevents Cracking{1221,1350}
1989/07/24

Different Thread Lubricant Can Be Used On Connecting Rod, Main Bearing Cap And Counterweight Bolts{1203,1225,1231}
1989/11/06

Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13

New Video Tape, SEVN1962, Shows Correct Procedures To Counterbore Top Deck Of Cylinder Block And Install Liner Insert {1201,0374,1216}
1991/07/22

New Steel Plunger Used In Oil Filter Relief Valve Plunger; Use 2P4005 Oil Filters Instead Of 1R0716 Oil Filters{1315,1318}
1992/07/13

New Spacer Plate Gasket Provides Improved Sealing Around Push Rod Compartment{1221}
1992/11/16

Valve Seat Insert Removal Tools {0703,1103}
1993/02/15

New Main Bearings Have Higher Fatigue Strength {1203,1200}
1993/10/04

New O-ring Seal Used On Cylinder Block Covers {1200}
1993/10/11

New Cylinder Block Groups Have Additional Material Added To The Camshaft Bore Area{1201}
1993/11/09

Tools Used To Remove And Install Both Sizes Of Camshaft Bearings In 3500B Engines{1211,0701}
1996/12/09

Use 155-1536 Valve Recession Tool Kit To Determine Valve Wear {1103}
1998/11/23

Use 155-8795 Crankshaft Gauge To Determine Distortion {1202}
1998/11/23

Tools Ease the Removal and the Installation of Main Bearing Caps {0700, 0705}
2004/02/16

An Improved Process Is Used To Install Water Ferrule Inserts In All 3500 Machine Engines {0705, 1201, 1217}
2014/12/05

CYLINDER HEAD GP

Engine News

6V4008 Valve Seat Extractor Now Available
1980/12/10

Use Caution During Replacement Of Damaged Nozzle Adapters Or Precombustion Chambers
1983/01/19

Engine Valve Stem "Use Again" Specifications
1983/03/16

Changes To Valve Clearance Settings
1983/04/27

Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures
1983/10/26

Crankshaft Positions For Injector Timing And Valve Clearance Settings
1983/11/30

Inspect Camshaft And Lifters After A Failure In The Valve Mechanism Area
1984/01/18

Check Cylinder Heads For Water Passage Plugs
1984/04/11

Improved Valve Mechanism Cover Group Has A New Valve Cover And Seal
1985/01/16

A New Book "Analyzing Diesel And Natural Gas Engine Valve Failures" Is Available
1985/03/01

Stronger Push Rod Used
1985/08/01

Valve Mechanism Groups Use New Lifter Assemblies
1985/08/01

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure
1985/09/01

Check Height Of Locating Dowels Before Installing Cylinder Head
1985/10/01

Checking Or Adjusting Valve Clearances
1986/01/01

Stronger Cylinder Heads Used
1986/02/01

Adjust Bridge Whenever Valve Clearance Adjustments Are Made
1986/04/01

Determining The Cause Of Glow Plug Tip Failures
1986/06/01

Beaded Cylinder Head Gasket Provides A Better Seal For Camshaft Compartment
1986/06/01

Valve Lash Adjustment Interval Is Changed
1986/07/01

Check Oil Drain Hole In 0R2671 or 0R2621 Remanufactured Cylinder Heads If Head Used With Breather
1986/11/01

Improved Injector Clamp Eliminates Interference With Bridge
1987/03/01

Material Changed In Exhaust and Inlet Valves
1987/05/01

Improvements To Prevent Oil Leakage At Cylinder Heads
1987/12/01

Silicone Water Seals Reinstated In Cylinder Heads
1988/08/01

New Rocker Arm Shaft Assembly and Bolts Used
1988/09/01

Improved Valve Lifter Assemblies; Better Insert Retention
1989/02/01

New Inlet/Exhaust Valve With Improved Valve Seat Angle, New Valve Guide, and New Cylinder Head Assemblies Groups With New Inlet Valve Seats
1990/03/01

Valve Lifters Can Be Removed Without Removing Cylinder Heads
1990/07/01

New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads
1990/10/01

Improved 7W7730 Cylinder Head Gasket Provides Better Sealing Capability
1990/11/01

Be Sure To Check Inlet Valve Rotocoils After An Engine Overspeed{1109,1105}
1991/03/01

New Rotocoil Used In Cylinder Head Group; New Valve Stem Oil Shield Used In Locomotive Engine Cylinder Head Group{1109,1100}
1991/03/01

Taller Water Seals Used In Cylinder Head Groups
1992/08/01

Correct Identification Of Rocker Arm Assembly Components
1992/10/01

New Spacer Plate Gasket Provides Improved Sealing Around Push Rod Compartment
1992/11/01

New Cylinder Head Bolt Tightening Procedure
1992/12/01

Modifying Former 2W8888 Rocker Arm Shaft For Use With New 8T7581 Rocker Arm Shaft Bolt
1992/12/01

New Water Seals Used In Cylinder Head Groups; New Water Seal Assemblies And O-Ring Seals Used In Insert Kit
1993/02/01

Valve Seat Insert Removal Tools
1993/02/01

Use Molycoat Paste Lubricant On Cylinder Head Bolts
1993/07/01

New Cylinder Head Gasket Used
1993/09/01

Non-Counterbored Valve Guides Used{1104}
1994/03/01

Intake And Exhaust Valve Lash Increased{1105}
1994/07/01

New Cylinder Liner, Spacer Plate, Spacer Plate Gasket, And Cylinder Head Gasket Used {1216,1221,1124}
1994/09/01

New Exhaust Valve With Tapered Stem Used In Engine Cylinder Head Groups{1105}
1995/09/01

New Lifters Improve Roller-To-Camshaft Contact And New Bridges Provide Commonality With 3500B Engines {1102,1121,1209}
1996/08/19

A Chamfer Has Been Added To Some Engine Cylinder Head Bolt Holes To Help Reduce Stress Concentrations And Prevent Cracks {1101}
1996/09/23

Premachined Valve Seat Inserts And Precision Valve Guide Increase Valve Life {1103,1104}
1997/02/17

Improved Water Seal Reduces The Possibility Of Cylinder Head Joint Water Leaks {1100}
1998/01/20

New Valve Lash Adjusting Tool Group Released For All 3500 Engines {0600,1105,1121}
1998/09/01

Use 155-1536 Valve Recession Tool Kit To Determine Valve Wear{1103}
1999/01/01

Bolts, Washers, And Spacers Grouped Into Fastener Groups In Engine Cylinder Head Groups{1100}
1999/02/01

Be Sure The Cylinder Head Bore For the Unit Injector Is Clean When the Unit Injector Is Replaced {1290}
1999/07/01

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures
1977/05/25

Tolerance Added To Valve Clearance Specifications
1978/01/18

Use Again Specifications For Valve Springs Are Changed
1978/03/01

The Oil Seals Have Been Removed From The Exhaust Valves {1100}
2000/12/01

New Water Seals Provide Increased Stability At Higher Temperatures {1100, 1124}
2002/12/01

New Maintenance Intervals for Valve Bridge and Valve Lash Adjustment {1102}
2003/01/01

New Cylinder Head Groups and Valve Mechanisms {1100, 1102, 1121, 1123}
2004/09/01

Oversized Valve Guides are Available {1104}
2005/01/31

Correction to Specifications "Cylinder Head Valves" {1108}
2005/03/21

Tightness of Bolted Joints with the Torque Turn Procedure {1101, 1202, 1203, 1218}
2005/04/18

Caterpillar Warranty Claims on Cylinder Head Valves {1105}
2005/10/03

An Improved Outer Valve Spring is Used {1100, 1108}
2006/01/02

A New Cylinder Head Gasket is Used {1124}
2006/07/24

Make Sure that the Oil Shields are Installed Correctly {1100}
2007/01/01

Use the Correct Parts in the Valve Train {1100}
2007/01/22

Improved Valve Components Are Used {1100, 1108}
2008/12/22

A New Cylinder Head Gasket and Spacer Plate Are Used for Certain 3500 Locomotive Engines {1100, 1201, 7555}
2012/06/01

New Exhaust Valves Are Used in Diesel 3500 Commercial Engines {1100, 1105}
2013/12/10

Cat® Reman Announces the Availability of Remanufactured Cylinder Heads for 3500 and G3500 Engines {1100}
2015/06/26

A New Cylinder Liner Insert Is Now Used On Certain 3500 Engines {1201, 1217}
A New Cylinder Liner Insert Is Now Used On Certain 3500 Engines {1201, 1217}

Special Instruction

Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}
Use Of The 1P7451 Valve Guide Honing Group{0673, 1104}

Installation Of Service Cylinder Head Assembly{1101}
Installation Of Service Cylinder Head Assembly{1101}

Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}
Installing Heli-Coil Inserts In Caterpillar Cylinder Heads{1117}

Use Of 6V4805 Valve Seat Insert Puller Group{0703}
Use Of 6V4805 Valve Seat Insert Puller Group{0703}

Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}
Repair Of Precombustion Chamber And Direct Injection Adapter Seating Surfaces{1101}

Use Of 6V9050 Exhaust Stud Removal Group{1100}
Use Of 6V9050 Exhaust Stud Removal Group{1100}

Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}

Testing for Excessive Cylinder Blowby in 3500 Engines{1000, 1100, 1223}
Testing for Excessive Cylinder Blowby in 3500 Engines{1000, 1100, 1223}

New Cylinder Head and Head Gasket Leak Test Procedure Available for 3500 Engines {1100, 1223}
New Cylinder Head and Head Gasket Leak Test Procedure Available for 3500 Engines {1100, 1223}

Service Letter-NACD

PRODUCT SUPPORT PROGRAM FOR REPAIRING AN OUTER VALVE SPRING FAILURE ON VARIOUS 3508, 3512, AND 3516 PETROLEUM ENGINES
PRODUCT SUPPORT PROGRAM FOR REPAIRING AN OUTER VALVE SPRING FAILURE ON VARIOUS 3508, 3512, AND 3516 PETROLEUM ENGINES

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING THE CYLINDER HEAD LIFTING EYE BOLT HOLE ON VARIOUS 3508, 3512, AND 3516 ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING THE CYLINDER HEAD LIFTING EYE BOLT HOLE ON VARIOUS 3508, 3512, AND 3516 ENGINES

PRODUCT SUPPORT PROGRAM FOR REPAIRING AN OUTER VALVE SPRING FAILURE ON VARIOUS 3508, 3512 AND 3516 PETROLEUM ENGINES
PRODUCT SUPPORT PROGRAM FOR REPAIRING AN OUTER VALVE SPRING FAILURE ON VARIOUS 3508, 3512 AND 3516 PETROLEUM ENGINES

The Fuel Injector Bore Needs To Be Machined In The Cylinder Heads Of Certain 3508, 3512, And 3516 Engines
The Fuel Injector Bore Needs To Be Machined In The Cylinder Heads Of Certain 3508, 3512, And 3516 Engines

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

The Cylinder Heads Need To Be Inspected For Blockage In The Coolant Outlet On Certain 3508, 3508B, 3512, 3512B, 3516, 3516B, Engines; 777D And 793C Off Highway Trucks
The Cylinder Heads Need To Be Inspected For Blockage In The Coolant Outlet On Certain 3508, 3508B, 3512, 3512B, 3516, 3516B, Engines; 777D And 793C Off Highway Trucks

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Service Letter-Australia

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Service Letter-CFEL

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Service Letter-CSARL

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Service Letter-Americas

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Service Letter-Brazil

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Service Letter-Truck/Ag/Marine

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Technical Information Bulletin

Installation Of New Cylinder Port Thermocouples
Installation Of New Cylinder Port Thermocouples

Machining Premachined Valve Seat Inserts
Machining Premachined Valve Seat Inserts

Failure of Reused Rotocoils in 3500 Engines{1100}
Failure of Reused Rotocoils in 3500 Engines{1100}

Possible Coolant Leaks in Certain 3500 Cylinder Heads{1100, 1395}
Possible Coolant Leaks in Certain 3500 Cylinder Heads{1100, 1395}

Broken Bolt Survey for all 3500 Engines{1100, 7553}
Broken Bolt Survey for all 3500 Engines{1100, 7553}

Specifications

Valve Rocker Arms, Lifters, And Bridges
SUPPLEMENT FOR UPRATED 3500 ENGINES

Cylinder Head
3500 Industrial Engines

Cylinder Head Valves
3500 Industrial Engines

Cylinder Head
3500 Industrial Engines

Tool Operating Manual

421-1011 Valve Recession Tool Group used on G3500 C, E, & H Engines{0374, 0599, 0701, 0703, 1100}
421-1011 Valve Recession Tool Group used on G3500 C, E, & H Engines{0374, 0599, 0701, 0703, 1100}

{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}
{0374, 0599, 0629, 0632, 0700, 0701, 1100, 1101}

M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}
M0088789: 550-9152 Gage Ring Assembly {0374, 0599, 0700, 0701, 0759, 1100, 1105}

Service Letter-China

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Service Letter-Asia

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Systems Operation

Cylinder Block, Liners and Heads
3500 Industrial Engines

Valve System Components
3500 Industrial Engines

Reuse And Salvage Guidelines

Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}

Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}
Reuse and Salvage for Cylinder Head Assemblies {1100, 1101, 1103, 1104, 1105, 1106, 1108, 1109, 1115, 1117, 1121, 1124, 1125}

Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}
Reuse & Salvage for Valvetrain Components {1102, 1108, 1109, 1121, 1123}

Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}
Using the 9U-5383 Vacuum Tester {0774, 0781, 1000, 1100}

Applied Failure Analysis

Engine Valve Failure Modes{1100, 1105}
Engine Valve Failure Modes{1100, 1105}

Information Release Memo

REMAN 3500 ENGINE CORE ACCEPTANCE CRITERIA REVISION AND OTHER RECENT PRODUCT IMPROVEMENTS
REMAN 3500 ENGINE CORE ACCEPTANCE CRITERIA REVISION AND OTHER RECENT PRODUCT IMPROVEMENTS

APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS

Service Letter-APD

Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock
Certain 8N6862, 8N6863, 7E2867, And 7E2868 Water Seals Need To Be Removed From Parts Stock

Remove All 8N6862 And 8N6863 Seals From Parts Stock
Remove All 8N6862 And 8N6863 Seals From Parts Stock

Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock
Product Improvement Program For Removing All 1944901 Valve Springs From Dealer Part Stock

Testing and Adjusting

Valve Lash and Valve Bridge Adjustment
3500 Industrial Engines

Valve Lash Check
3500 Industrial Engines

Cylinder Heads
3500 Industrial Engines

Disassembly and Assembly

CYLINDER HEADS
3500 INDUSTRIAL ENGINE

VALVES
3500 INDUSTRIAL ENGINE

VALVE LIFTERS, BRIDGE DOWELS
3500 INDUSTRIAL ENGINE

VALVE SEAT INSERTS, VALVE GUIDES
3500 INDUSTRIAL ENGINE

Service Magazine

6V4008 Valve Seat Extractor Now Available{1103,0622}
1980/11/24

6V4009 Dowel Driver Available {0622,1101}
1981/03/23

Vacuum Tester Checks For Leaks Between Valve Face and Seat{0651,1103,1105}
1982/09/06

New 6V7059 Micrometer Measures Liner Top Flange And Valve Lip {0653,1216,1105}
1982/11/29

Engine Valve Stem "Use Again" Specifications{0653,1105}
1983/02/28

Changes To Valve Clearance Settings{0374,1105,1250}
1983/04/25

Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1983/10/17

Crankshaft Positions For Injector Timing And Valve Clearance Settings{0374,1104,1290}
1983/11/21

Check Cylinder Heads For Water Passage Plugs{1100,0374}
1984/03/12

Valve Lash Adjustment Not A Warranty Item {1102,1105}
1985/01/14

Engine Valve Lash And Fuel Injection Timing Adjustment Procedure {1100,1251}
1985/09/16

Check Height Of Locating Dowels Before Installing Cylinder Head{1201}
1985/10/07

Checking Or Adjusting Valve Clearances{1105,1208,1123}
1986/01/13

Stronger Cylinder Heads Used{1100}
1986/01/27

Adjust Bridge Whenever Valve Clearance Adjustments Are Made{1121,1105,1100}
1986/04/07

Beaded Cylinder Head Gasket Provides A Better Seal For Camshaft Compartment{1100}
1986/05/26

Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02

Valve Lash Adjustment Interval Is Changed {1105}
1986/07/07

Check Oil Drain Hole In OR2671 Or OR2621 Remanufactured Cylinder Heads If Head Used With Breather{1100,1300,1317}
1986/10/27

Avoid Oil Contact With New Water Passage Seals Used In Cylinder Head Groups{1100}
1986/12/15

Correct Installation Of Valve Lifters On The Camshaft Is Very Important To Prevent Failures{1209}
1977/05/16

Tools Now Available To Ream And/Or Hone 0.500" (12.70 mm) Diameter Valve Guides{0663}
1977/08/22

Salvage Of Cylinder Heads By Using Oversized Valve Guides And Valve Inserts {1104,1103}
1987/03/30

Material Changed In Exhaust and Inlet Valves{1105}
1987/04/20

Improvements To Prevent Oil Leakage At Cylinder Heads{1100,1221}
1987/11/23

Tolerance Added To Valve Clearance Specifications{1105,0374}
1978/01/16

Valve Damage Can Be Caused By Short Intervals Of Engine Operation In Very Cold Temperatures{1105,1208}
1978/01/30

Use Again Specifications For Valve Springs Are Changed{1108}
1978/03/06

New Socket In Valve Rocker Arms Provides Lubrication For Inlet Valve Seats {1103,1105,1123}
1988/04/25

Silicone Water Seals Reinstated In Cylinder Heads{1115,1300}
1988/08/01

A New Method To Clean And Polish Engine Valve Stems{0674,1105}
1979/05/28

Why Engines Are Damaged By Fuel Sulfur{1104,1216,1280,1318,1215}
1979/08/27

Fuel Sulfur-Your Diesel's Silent Enemy{0375,1280}
1979/12/17

Improved Valve Lifter Assemblies; Better Insert Retention{1112}
1989/02/13

New Inlet/Exhaust Valve With Improved Valve Seat Angle, New Valve Guide, New Cylinder Head Assemblies With New Inlet Valve Seats {1100,1103,1104,1105}
1990/02/26

Valve Lifters Can Be Removed Without Removing Cylinder Heads {1112}
1990/07/02

New Exhaust Valves Are Used In Caterpillar Remanufactured Cylinder Heads{1105,1101}
1990/10/08

Improved 7W7730 Cylinder Head Gasket Provides Better Sealing Capability{1124}
1990/10/29

Be Sure To Check Inlet Valve Rotocoils After An Engine Overspeed{1109,1105}
1991/01/28

New Rotocoil Used In Cylinder Head Group; New Valve Stem Oil Shield Used In Locomotive Engine Cylinder Head Group{1109,1100}
1991/03/11

Taller Water Seals Used In Cylinder Head Groups {1115}
1992/08/10

New Spacer Plate Gasket Provides Improved Sealing Around Push Rod Compartment{1221}
1992/11/16

New Cylinder Head Bolt Tightening Procedure{1100}
1992/12/21

Modifying Former 2W8888 Rocker Arm Shaft For Use With New 8T7581 Rocker Arm Shaft Bolt{1102}
1992/12/21

Valve Seat Insert Removal Tools {0703,1103}
1993/02/15

New Water Seals Used In Cylinder Head Groups; New Water Seal Assemblies And O-Ring Seals Used In Insert Kit {1115}
1993/02/15

New Cylinder Head Gasket Used{1124}
1993/09/20

New Valve Cover Seals Are Used For Mechanical Unit Injector (MUI) And Electronic Unit Injector (EUI) Engines{1107}
1996/09/30

Quickly And Accurately Set Valve Lash{1105,0766}
1997/01/13

Use 155-1536 Valve Recession Tool Kit To Determine Valve Wear {1103}
1998/11/23

Use 155-8795 Crankshaft Gauge To Determine Distortion {1202}
1998/11/23

DAMPER GP

Engine News

Improved Vibration Damper Guard Group Has Flexible Mounting
1985/04/01

Improved Damper Guard Used
1986/10/01

Damper Groups Improved To Help Prevent Leaks Of Viscous Fluids
1989/07/01

Add Bolt Dampers To Oil Pump Mounting Bolts To Prevent Bolt Failures
1990/10/01

New Damper Guard Group Used
1993/04/01

New Crankshaft Damper Assembly Used {1205}
1995/04/01

Operation and Maintenance Manual

Crankshaft Vibration Damper - Inspect
3500 Industrial and Generator Set Engines

Service Letter-NACD

PRODUCT IMPROVEMENT PROGRAM FOR RETORQUEING DAMPER RETAINING BOLTS ON CERTAIN 3500 ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR RETORQUEING DAMPER RETAINING BOLTS ON CERTAIN 3500 ENGINES

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Technical Information Bulletin

Damper Fluid Kits Are not Available Outside of the United States {1205}
Damper Fluid Kits Are not Available Outside of the United States {1205}

Specifications

Vibration Damper Groups
SUPPLEMENT FOR UPRATED 3500 ENGINES

Vibration Damper
3500 Industrial Engines

Service Letter-China

PRODUCT IMPROVEMENT PROGRAM FOR RETORQUEING DAMPER RETAINING BOLTS ON CERTAIN 3500 ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR RETORQUEING DAMPER RETAINING BOLTS ON CERTAIN 3500 ENGINES

Service Letter-Asia

Reuse And Salvage Guidelines

Reuse and Salvage for Cast Iron & Steel Pulleys and Stub Shafts {1205, 1207, 1384, 1425}
Reuse and Salvage for Cast Iron & Steel Pulleys and Stub Shafts {1205, 1207, 1384, 1425}

Reuse and Salvage for Engine Dampers {1202, 1205}
Reuse and Salvage for Engine Dampers {1202, 1205}

Information Release Memo

REMANUFACTURED DAMPERS FOR THE 3500 AND 3600 ENGINES
REMANUFACTURED DAMPERS FOR THE 3500 AND 3600 ENGINES

Service Letter-APD

PRODUCT IMPROVEMENT PROGRAM FOR RETORQUEING DAMPER RETAINING BOLTS ON CERTAIN 3500 ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR RETORQUEING DAMPER RETAINING BOLTS ON CERTAIN 3500 ENGINES

Testing and Adjusting

Vibration Damper
3500 Industrial Engines

Disassembly and Assembly

CRANKSHAFT VIBRATION DAMPER
3500 INDUSTRIAL ENGINE

Service Magazine

Improved Vibration Damper Guard Group Has Flexible Mounting{1205,1200}
1985/04/01

Bushing Kits Available For Crankshaft Pulleys{1205}
1985/12/16

Improved Damper Guard Used{1205}
1986/09/29

Correct Torque Value For Alternator Drive Pulley Retaining Nut Is Important{1405}
1987/11/23

8T5314 Socket Adapter Available To Correctly Install Alternator Pulley Nut {0601}
1988/01/25

Damper Groups Improved To Help Prevent Leaks Of Viscous Fluids{1205}
1989/06/26

Add Bolt Dampers To Oil Pump Mounting Bolts to Prevent Bolt Failures{1304}
1990/09/24

New Damper Guard Group Used{7150}
1993/04/12

DRIVE GP-ACCESSORY

Engine News

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives
1987/04/01

Front Idler And Accessory Drive Gears Improved
1989/05/01

New Sleeve Bearing Provides Improved Resistance To Cavitation Damage{1207}
1995/11/20

Improved Alternator Drive Assemblies, Auxiliary Drive Pulley Groups and Accessory Drive Groups {1151, 1207, 1425}
2003/10/01

New O-Ring Seals Are Used on the Front Housings of 3500 Engines {1151, 1162, 1166, 1206, 1207}
2010/01/18

Specifications

Accessory (Shutoff) Drive Group
3500 SERIES ENGINES HYDRAMECHANICAL PROTECTIVE SYSTEM

Accessory Drive (Upper Right Hand)
3500 Industrial Engines

Disassembly and Assembly

ACCESSORY DRIVE (FRONT)
3500 INDUSTRIAL ENGINE

OIL AND WATER PUMP DRIVE
3500 INDUSTRIAL ENGINE

Service Magazine

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives{1206,1207}
1987/04/06

Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15

Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13

DRIVE GP-AUXILIARY

Engine News

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives
1987/04/01

Front Idler And Accessory Drive Gears Improved
1989/05/01

New Sleeve Bearing Provides Improved Resistance To Cavitation Damage{1207}
1995/11/20

Improved Alternator Drive Assemblies, Auxiliary Drive Pulley Groups and Accessory Drive Groups {1151, 1207, 1425}
2003/10/01

Improved Auxiliary Drive Coupling {3279}
2003/12/01

New Seal for the Front Housing {1151, 1207}
2004/06/01

Specifications

Accessory (Shutoff) Drive Group
3500 SERIES ENGINES HYDRAMECHANICAL PROTECTIVE SYSTEM

Auxiliary Drive Housing
3500 Industrial Engines

Disassembly and Assembly

ACCESSORY DRIVE (FRONT)
3500 INDUSTRIAL ENGINE

OIL AND WATER PUMP DRIVE
3500 INDUSTRIAL ENGINE

Service Magazine

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives{1206,1207}
1987/04/06

Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15

Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13

DRIVE GP-FAN

Engine News

New Washer And Bolts Keep Fan Drive Tight
1983/04/27

New Vee Belt Set Used In Fan Drive Group
1986/01/01

New Fan Drives Used
1987/03/01

Procedure for Tightening the Locknut for the Fan Drive on 3500 Engines {1359}
2003/04/01

Improved Fan Drives are Used {1359}
2004/11/01

A New Stub Shaft Is Available for 3500 Commercial Engines {1359}
2014/01/31

A New Stub Shaft Is Available for 3500 Commercial Engines {1359}
A New Stub Shaft Is Available for 3500 Commercial Engines {1359}

Operation and Maintenance Manual

Fan Drive Bearing - Lubricate
3500 Industrial and Generator Set Engines

Service Letter-NACD

Washers On The Fan Drive And Fan Drive Adjuster Bracket Need To Be Replaced On Certain 3508, 3512, And 3516 Engines
Washers On The Fan Drive And Fan Drive Adjuster Bracket Need To Be Replaced On Certain 3508, 3512, And 3516 Engines

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-China

Service Letter-Asia

Reuse And Salvage Guidelines

Specifications for Reusability of the 251-7646 Fan Drive Bracket Assembly on 3500 Machine Engines {1359}
Specifications for Reusability of the 251-7646 Fan Drive Bracket Assembly on 3500 Machine Engines {1359}

Service Letter-APD

Service Magazine

New Vee Belt Set Used In Fan Drive Group{1357,1359}
1986/01/13

New Fan Drives Used{1358}
1987/03/02

DRIVE GP-PUMP

Special Instruction

Oil Seal Replacement For Jacket Water Pumps{1361}
Oil Seal Replacement For Jacket Water Pumps{1361}

Service Magazine

Removal Of Water Pump Impeller {1361}
1982/11/29

New Water Pump Groups Have Improved Impellers And Shafts {1361,1364,1389}
1984/02/06

New Oil Seal For Water Pumps Has Hydrodynamic Grooves{1361,1389}
1988/11/21

Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15

DRIVE GP-WATER PUMP

Special Instruction

Oil Seal Replacement For Jacket Water Pumps{1361}
Oil Seal Replacement For Jacket Water Pumps{1361}

Technical Information Bulletin

Remanufactured Water Pump For 3500 Engine
Remanufactured Water Pump For 3500 Engine

Service Magazine

New Oil Seal For Water Pumps Has Hydrodynamic Grooves{1361,1389}
1988/11/21

Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15

ENGINE GP

Engine News

Proper Storage Procedures Are Available For Commercial Engines {1000}
Proper Storage Procedures Are Available For Commercial Engines {1000}

Special Instruction

Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}
Pressure Lubrication Procedure for Remanufactured Engines and Short Blocks{1000, 1200, 1020}

Use of the 4C3502 Engine Repair Indicator Kit{0781, 1000}
Use of the 4C3502 Engine Repair Indicator Kit{0781, 1000}

Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}

Using The 5P6524 Engine Timing Indicator Group And 1P540 Flow Checking Tool Group{0782, 1000}
Using The 5P6524 Engine Timing Indicator Group And 1P540 Flow Checking Tool Group{0782, 1000}

Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}
Pressure Lubrication Procedure For Remanufactured Engines And Short Blocks{1000, 1201}

Oil and Your Engine {1000}
Oil and Your Engine {1000}

Service Magazine

Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22

Separate Valve Stem Gauges Available{0653,1000}
1982/06/07

Analyzing A Major Engine Failure{1000}
1982/07/19

Reference Chart for Engine Improvements{0374,1000}
1982/10/25

New Index Lists Engine Special Instructions By SMCS Code{1000,0374}
1986/04/07

New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity{0781,1200,1350}
1986/10/27

Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16

Testing The Starter On The Engine{1401,1450}
1987/05/04

The Caterpillar Fuel Flow Monitor System Available {0782,1000,1250}
1987/05/11

Remanufactured Heavy-Duty Starters And High-Amp Alternators{1405,1453}
1987/05/25

Microfiche For Replacement Engine Bills Of Material {0374,1000}
1987/10/26

Explanation Of Nomenclature Used In Engine Performance{1000,0374}
1978/05/15

Sleeve-Type Ring Compressors Can Be Used For Installation Of Pistons From The Bottom Of The Engine{0622}
1978/08/21

Careful, Correct Installation And Maintenance Of Fuel Injection Lines Is Very Important To Prevent Possible Engine Damage, Fire And Other Problems{1252}
1979/04/23

Cranking Speeds Necessary To Start Diesel Engines{0374,1000,1450}
1979/09/24

Check The Radiator Fan Spider Assembly When Doing Yearly General Maintenance{1356}
1989/07/24

Engine Coolant Can Be Recycled{1395}
1989/11/13

Engine Storage and Engine Start-Up After Storage {1000, 1300, 1348, 7418}
Engine Storage and Engine Start-Up After Storage {1000, 1300, 1348, 7418}

FASTENER GP-ENGINE

Reuse And Salvage Guidelines

Inspection and Reuse of Critical Fasteners Used in All Engines {7553, 7553}
Inspection and Reuse of Critical Fasteners Used in All Engines {7553, 7553}

FLYWHEEL GP

Engine News

Two-Piece Guard For Alternator Fan And Belts
1982/05/12

Some 3512 Engines Used In Generator Set Applications No Longer Use Flywheel Balance Weights
1984/04/11

Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts
1987/03/01

Gasket Removed From Flywheel Housing Cover Groups
1987/04/01

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives
1987/04/01

Front Idler And Accessory Drive Gears Improved
1989/05/01

Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals
1990/04/01

Rear Gear (Cam Drive) Groups Improved
1991/05/01

Correct Installation of Front Gear Train Idler Shaft{1237}
1994/11/01

New Idler Gear Assembly Used In Rear Gear Groups{1206}
1995/06/01

New Flywheels Are Used {1156}
2003/08/01

Heavy Duty, Engine Turning Tool Released {0701, 1156, 1157}
2006/03/20

Service Letter-NACD

The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Technical Information Bulletin

Interference between Camshaft Drive Gears and Bolts in the Flywheel Housing in Some 3500 and G3500 Engines{1204}
Interference between Camshaft Drive Gears and Bolts in the Flywheel Housing in Some 3500 and G3500 Engines{1204}

Specifications

Rear Gear Group (3508)
SUPPLEMENT FOR UPRATED 3500 ENGINES

Rear Gear Group (3512 & 3516)
SUPPLEMENT FOR UPRATED 3500 ENGINES

Flywheel
3500 Industrial Engines

Service Letter-China

Service Letter-Asia

Reuse And Salvage Guidelines

Reuse and Salvage for Flywheel Assemblies {1156}
Reuse and Salvage for Flywheel Assemblies {1156}

Thermal Spray Procedures for 3500 Engine - Flywheel Housing {0679, 1157}
Thermal Spray Procedures for 3500 Engine - Flywheel Housing {0679, 1157}

Service Letter-APD

Testing and Adjusting

Flywheel - Inspect
3500 Industrial Engines

Disassembly and Assembly

FLYWHEEL
3500 INDUSTRIAL ENGINE

FLYWHEEL HOUSING
3500 INDUSTRIAL ENGINE

Service Magazine

Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22

Flywheel Adapters For Dynamometer Testing{1156,0652}
1982/03/29

Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11

Labyrinth-Type Seal Ring Available For Rear Power Takeoff{3055}
1983/04/04

Some 3512 Engines Used In Generator Set Applications No Longer Use Flywheel Balance Weights{1156}
1984/03/12

Correct Location And Rotation Of Front Timing Gears{1204,1206}
1985/08/05

Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16

Gasket Removed From Flywheel Housing Cover Groups{1157}
1987/03/23

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives{1206,1207}
1987/04/06

Use Of Crankshaft Seal Adapter Eliminated {1150,1160,1161}
1987/06/15

New 1U5524 Adapter Cable Available For Use With 6V9060 Spark Timing Adapter Group And 8T5300 Engine Timing Indicator Group{0779,0781}
1987/07/06

Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15

Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals{1204,1237,7568}
1990/04/02

Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13

Service Life of Crankshaft Gears Can Be Extended{1204}
1993/07/26

GEAR GP

Engine News

Correct Location And Rotation Of Front Timing Gears
1985/08/01

Two Front Timing Gear Housings Available
1987/03/01

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives
1987/04/01

Front Idler And Accessory Drive Gears Improved
1989/05/01

Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals
1990/04/01

Rear Gear (Cam Drive) Groups Improved
1991/05/01

Service Life of Crankshaft Gears Can Be Extended
1993/07/01

Correct Installation of Front Gear Train Idler Shaft{1237}
1994/11/01

New Idler Gear Assembly Used In Rear Gear Groups{1206}
1995/06/01

New Sleeve Bearing Used In Camshaft Idler Gear Assembly In Rear Gear Groups{1206}
1995/11/20

New Gear And New Shaft Assemblies Used In Scavenge Oil Pump Groups {1312}
1998/09/01

New Gear And New Shaft Assemblies Used In Scavenge Oil Pump Groups{1312}
1998/10/01

New Camshaft Cover Seal, Crankshaft Cover Seal, And Valve Cover Seal Help Prevent Oil Leaks {1107,1150,1200}
1999/06/01

Front Gear Group Changed To Help Keep Oil Pump Adapter Assembly Bolts Tight{1206,1304}
1999/09/01

Replace the Gear when the Sleeve Bearing is Replaced {1212, 1234}
2005/04/18

A New Oil Pump Adapter Assembly is Used {1206, 1313}
2005/10/31

Procedure for Installing the Camshaft Drive Gear {1212}
2005/12/12

New O-Ring Seals Are Used on the Front Housings of 3500 Engines {1151, 1162, 1166, 1206, 1207}
2010/01/18

Special Instruction

Machining of Replacement Sleeve Bearings{1206, 1212, 1234}
Machining of Replacement Sleeve Bearings{1206, 1212, 1234}

Service Letter-NACD

Service Letter-Australia

Service Letter-CFEL

Service Letter-CSARL

Service Letter-Americas

Service Letter-Brazil

Technical Information Bulletin

Specifications

Rear Gear Group (3508)
SUPPLEMENT FOR UPRATED 3500 ENGINES

Rear Gear Group (3512 & 3516)
SUPPLEMENT FOR UPRATED 3500 ENGINES

Gear Group (Front)
3500 Industrial Engines

Gear Group (Rear)
3500 Industrial Engines

Service Letter-China

Service Letter-Asia

Reuse And Salvage Guidelines

Reuse and Salvage for Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}
Reuse and Salvage for Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}

Service Letter-APD

Disassembly and Assembly

CRANKSHAFT FRONT SEAL AND WEAR SLEEVE
3500 INDUSTRIAL ENGINE

FRONT DRIVE HOUSING
3500 INDUSTRIAL ENGINE

REAR GEAR GROUP
3500 INDUSTRIAL ENGINE

Service Magazine

Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22

Labyrinth-Type Seal Ring Available For Rear Power Takeoff{3055}
1983/04/04

Correct Location And Rotation Of Front Timing Gears{1204,1206}
1985/08/05

Two Front Timing Gear Housings Available{1162,1150}
1987/02/23

New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives{1206,1207}
1987/04/06

Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15

Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals{1204,1237,7568}
1990/04/02

Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13

Service Life of Crankshaft Gears Can Be Extended{1204}
1993/07/26

GUARD GP-BELT

Engine News

Two-Piece Guard For Alternator Fan And Belts
1982/05/12

New Alternator Guard Used In Belt Guard Groups
1993/03/01

New Alternator Guards are Used on Certain 3500 Engines {7174}
New Alternator Guards are Used on Certain 3500 Engines {7174}

Service Magazine

Two-Piece Guard For Alternator Fan And Belts{1400}
1982/05/10

New Spacer Used In Alternator Belt Guard Group{7168}
1989/10/23

New Alternator Guard Used In Belt Guard Groups{7168}
1993/03/08

Truck sale:

230,416

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

230,416

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

238,453

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

178,974

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.

178,974

Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.